Zero-day Vulnerability Database

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing PDF content. A remote attacker can create a specially crafted PDF file, trick the victim into opening it, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in WebKit. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Integer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in WebKit. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in WebKit. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing web content within the WebKit Storage component. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Security features bypass

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to a logic issue within the Gatekeeper checks. A remote attacker can craft a specially crafted payload that is not checked by Gatekeeper and bypasses File Quarantine and Application Notarization protections as well. As a result, a malicious binary can be executed on the system.

Note, the vulnerability is being actively exploited in the wild.

Path traversal

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within the "branding"  feature. A remote authenticated user can send a specially crafted HTTP request and read arbitrary files on the system with NT AUTHORITY\SYSTEM account.

Request example:

https://<SonicWall ES host>/dload_apps?action=<any value>&path=..%2F..%2F..%2F..%2F..%2Fwindows%2Fsystem32%2Fcalc.exe&id=update

Note, the vulnerability is being actively exploited in the wild.

Type Confusion

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error within the V8 browser engine in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Improper Authentication

The vulnerability allows a remote attacker to bypass authentication process and compromise the affected device.

The vulnerability exists due to multiple issues in web interface. A remote non-authenticated attacker can bypass authentication process and gain unauthorized access to the application via license server web services.

Successful exploitation of the vulnerability may allow an attacker to execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within win32k.sys driver in Microsoft Windows. A local user can run a specially crafted program to trigger memory corruption and execute arbitrary code with elevated privileges.

Note, the vulnerability is being actively exploited in the wild.

Arbitrary file upload

The vulnerability allows a remote user to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload within the branding feature. A remote administrator can upload a malicious ZIP archive to the system to an arbitrary location using directory traversal sequences in the filenames inside the uploaded archive and compromise the affected system.

Note, the vulnerability is being actively exploited in the wild.

Improper Authentication

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests within the "/createou?data=", responsible for administration capabilities, specifically within the feature that allows application administrators to authorize an additional administrator account from a separate Microsoft Active Directory Organization Unit (AD OU). Requests to this form are not verified to require previous authentication to the appliance. A remote non-authenticated attacker can send a specially crafted XML document via HTTP GET or POST method, create a “role.ouadmin” account and authenticate to the application as an administrator.

Note, the vulnerability is being actively exploited in the wild.

Universal cross-site scripting

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data within the WebKit engine. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of arbitrary website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Note, the vulnerability is being actively exploited in the wild.

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within Blink component in Google Chrome. A remote attacker can create a specially crafted webpage, trick the victim into visiting it, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note, this vulnerability is being actively exploited in the wild.

Improper Authentication

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote attacker can bypass authentication process and gain administrative access to the application.

Note, the vulnerability is being actively exploited in the wild.

Security restrictions bypass

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in BIOS firmware for X10 UP-series (H3 Single Socket “Denlow”) motherboard. A local user can plant malware into motherboard firmware and establish permanent persistence on the system, even if OS is reinstalled.

Note, the vulnerability is being actively exploited in the wild by the TrickBoot malware.

Server-Side Request Forgery (SSRF)

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially crafted HTTP request to the Microsoft Exchange OWA interface, upload arbitrary file on the server and execute it.

Note, this vulnerability is being actively exploited in the wild.

Input validation error

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially crafted data to the Exchange server and execute arbitrary code on the system.

Note, this vulnerability is being actively exploited in the wild.

Input validation error

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially crafted data to the Exchange server and execute arbitrary code on the system.

Note, this vulnerability is being actively exploited in the wild.

Input validation error

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send specially crafted data to the Exchange server and execute arbitrary code on the system.

Note, this vulnerability is being actively exploited in the wild.

Improper control of a resource through its lifetime

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improper control of object lifetime in audio in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a stack-based buffer overflow and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild.

Heap-based buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing PDF files. A remote attacker can create a specially crafted PDf file, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error when the Win32k.sys driver in Windows kernel. A local user can run a specially crafted program to trigger memory corruption and execute arbitrary code on the system with elevated privileges.

Note, the vulnerability is being actively exploited in the wild.

Double Free

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing ".mht" files. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a double free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Heap-based buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the V8 engine in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Business Logic Errors

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a logic issue in the WebKit component. A remote attacker can trick a victim to visit a malicious website and execute arbitrary code on the system.

Note: The vulnerability is being actively exploited in the wild.

Business Logic Errors

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a logic issue in the WebKit component. A remote attacker can trick a victim to visit a malicious website and execute arbitrary code on the system.

Note: The vulnerability is being actively exploited in the wild.

Race condition

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to a race condition in the Kernel component. A remote attacker can use a malicious application and escalate privileges on the system.

Note: The vulnerability is being actively exploited in the wild.

SQL injection

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote non-authenticated attacker can send a specially crafted HTTP request to the SSL-VPN appliance and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to access usernames, passwords and other session related information.

Note, the vulnerability is being actively exploited in the wild.

Input validation error

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and execute arbitrary code on the system.

Note, the vulnerability is being actively exploited in the wild.

SQL injection

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data passed to the web interface. A remote non-authenticated attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Note, the vulnerability is being actively exploited in the wild in mid-December 2020 and January 2021.

Improper Authentication

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests within the SolarWinds Orion API. If an attacker appends a PathInfo parameter of WebResource.adx, ScriptResource.adx, i18n.ashx, or Skipi18n to a request to a SolarWinds Orion server, SolarWinds may set the SkipAuthorization flag, which may allow the API request to be processed without requiring authentication. This vulnerability could allow a remote non-authenticated attacker to bypass authentication and execute API commands which may result in a compromise of the SolarWinds instance.

Note, this vulnerability is dubbed SUPERNOVA and is being exploited in the wild.

Embedded malicious code (backdoor)

The vulnerability allows a remote attacker to gain unauthorized access to the application.

The vulnerability exists due to presence of embedded malicious functionality in the application code (aka backdoor) that allows a remote attacker to gain unauthorized access to the application.

According to SolarWinds, Orion Platform software builds for versions 2019.4 HF 5 through 2020.2.1 are affected.

Note, this vulnerability is being actively exploited in the wild in a supply chain attack and is dubbed SUNBURST.

Improper access control

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote attacker can access the debug log after the password reset, grab the reset link and take over the admin account.

Note: The vulnerability is being actively exploited in the wild.

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the site isolation component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note, the vulnerability is being actively exploited in the wild.

Improperly implemented security check for standard

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.

Note, the vulnerability is being actively exploited in the wild.

Out-of-bounds read

The vulnerability allows a local user to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within macOS kernel. A local user can run a specially crafted program to gain access to sensitive kernel information on the system.

Note, this vulnerability is being actively exploited in the wild.

Type Confusion

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a type confusion error in macOS kernel. A local user can run a specially crafted application to trigger a type confusion error and execute arbitrary code with elevated privileges.

Note, this vulnerability is being actively exploited in the wild.

Memory corruption

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing fonts within the FontParser component. A remote attacker can create a specially crafted document or web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, this vulnerability is being actively exploited in the wild.

Heap-based buffer overflow

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a heap-based buffer overflow when processing untrusted HTML content in UI in Google Chrome on Android. An remote attacker, who had compromised the renderer process, can  perform a sandbox escape via a crafted HTML page.

Successful exploitation of the vulnerability may allow an attacker to compromise the affected system.

Note, the vulnerability is being actively exploited in the wild.

Improperly implemented security check for standard

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to incorrect implementation in V8 engine in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.

Note, this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privilege son the system.

The vulnerability exists due to a boundary error within the Windows Kernel Cryptography Driver cng.sys, which exposes a "\Device\CNG" device to user-mode programs and supports a variety of IOCTLs with non-trivial input structures. A local user can run a specially crafted program to trigger memory corruption and execute arbitrary code on the system with elevated privileges.

Note, this vulnerability is being actively exploited in the wild.

Improper input validation

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Pluggable authentication module (PAM) component in Oracle Solaris. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.

Note, this vulnerability is being actively exploited in the wild.

Heap-based buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in freetype library when processing TTF files. A remote attacker can pass specially crafted TTF file with PNG sbit glyphs to the application, trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, this vulnerability is being actively exploited in the wild.

Arbitrary file upload

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload in wp-file-manager in the "lib/php/connector.minimal.php" and "lib/files/hardfork.php" files. A remote attacker can upload a malicious file and execute it on the server.

Note: The vulnerability is being actively exploited in the wild. 

Resource exhaustion

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient queue management for Internet Group Management Protocol (IGMP) packets in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software. A remote attacker can trigger resource exhaustion by sending crafted IGMP  traffic to the affected device and perform a denial of service (DoS) attack.

Resource exhaustion

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient queue management for Internet Group Management Protocol (IGMP) packets in the Distance Vector Multicast Routing Protocol (DVMRP) feature of Cisco IOS XR Software. A remote attacker can trigger resource exhaustion by sending crafted IGMP  traffic to the affected device and perform a denial of service (DoS) attack.

Note: this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the scripting engine. A remote attacker can create a specially crafted webpage, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Cryptographic issues

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to Windows incorrectly validates file signatures. A remote attacker can create a specially crafted file to bypass implemented security restrictions and successfully load a malicious file.

Note: this vulnerability is being actively exploited in the wild.

Stored cross-site scripting

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote authenticated attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Note: The vulnerability is being actively exploited in the wild.

Arbitrary file upload

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload. A remote authenticated attacker can upload a malicious file and execute it on the blog.

This vulnerability is exploitable if users have open registration, hovewer in conjunction with a vulnerability in Ultimate Addons for Elementor (SB2020051119), it is possible to be exploited, even if the site does not have user registration enabled.

Note: The vulnerability is being actively exploited in the wild.

SQL injection

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data passed to the User Portal or Admin interfaces. A remote non-authenticated attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Note, this vulnerability is being actively exploited in the wild.

Out-of-bounds write

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing email in the iOS MobileMail. A remote attacker can send a specially crafted email message, trigger an out-of-bounds write and execute arbitrary code on the target system. No user interaction is required to execute arbitrary code.

Note, this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privilege so the system.

The vulnerability exists due to a boundary error in the Windows Kernel when handling objects in memory. A local user can use a specially crafted application, trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

Note, this vulnerability is being actively exploited in the wild.

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error caused by a race condition handling ReadableStream. A remote attacker can create a specially crafted website, trick the victim into visiting it, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note, this vulnerability is being actively exploited in the wild in targeted attacks.

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error caused by a race condition running the nsDocShell destructor. A remote attacker can create a specially crafted website, trick the victim into visiting it, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note, this vulnerability is being actively exploited in the wild in targeted attacks.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the Windows Adobe Type Manager Library when parsing a specially-crafted multi-master font - Adobe Type 1 PostScript format. A remote attacker can create a specially crafted document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the Windows Adobe Type Manager Library when parsing a specially-crafted multi-master font - Adobe Type 1 PostScript format. A remote attacker can create a specially crafted document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, this vulnerability is being actively exploited in the wild.

Use of hard-coded credentials

The vulnerability allows a remote attacker to gain full access to vulnerable system.

The vulnerability exists due to presence of hard-coded credentials in application code. A remote unauthenticated attacker can access the affected system using the hard-coded credentials.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Hard-coded accounts:

root/icatch99
report/8Jg0SR8K50

Note, this vulnerability is being actively exploited in the wild since August 2019.

Input validation error

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to a content validation escape issue. A remote authenticated attacker can pass specially crafted input to the application and manipulate certain agent client components.

Note: the vulnerability is being actively exploited in the wild.

Code Injection

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation in the migration tool component. A remote authenticated attacker can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: the vulnerability is being actively exploited in the wild.

Improper access control

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote attacker can bypass implemented security restrictions and gain unauthorized access to the application, leading to data modification and deletion, including the potential to delete the entire contents of any table in a vulnerable site’s database.

Note: the vulnerability is being actively exploited in the wild.

Stored cross-site scripting

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the "wp-admin/admin-ajax.php" file with the "aj_steps" AJAX action. A remote authenticated attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Note: the vulnerability is being actively exploited in the wild.

Stored cross-site scripting

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the plugin’s setup process. A remote attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Note: the vulnerability is being actively exploited in the wild.

Stored cross-site scripting

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in several AJAX actions. A remote authenticated attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Note: the vulnerability is being actively exploited in the wild.

Improper access control

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote attacker can bypass implemented security restrictions and inject new fields and scripts into the WooCommerce checkout page.

Note: the vulnerability is being actively exploited in the wild.

Type Confusion

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error in V8 component. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: This vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the scripting engine. A remote attacker can create a specially crafted webpage, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Type Confusion

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error with StoreElementHole and FallibleStoreElement when processing HTML content in IonMonkey JIT compiler. A remote attacker can create a specially crafted webpage, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error when processing objects in memory within the Win32k component. A local user can create a malicious application, launch it on the system and execute arbitrary code with SYSTEM privileges.

Note, this vulnerability is being actively exploited in the wild.

Improper Neutralization of Special Elements in Output Used by a Downstream Component

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to the affected devices allow remote code execution as root (without authentication) via shell metacharacters to the "cgi-bin/mainfunction.cgi" URI.

Note, this vulnerability is being actively exploited in the wild starting from December 4, 2019.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the scripting engine. A remote attacker can create a specially crafted webpage, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing HTML content within the audio component. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a use-after-free error and execute arbitrary code on the target system.

Note, this vulnerability is being actively exploited in the wild.

Use-after-free

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error within the scripting engine in JScript.dll. A remote attacker can create a specially crafted webpage, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the ws2ifsl.sys (Winsock). A local user can run a specially crafted application, trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

Note, this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the Windows Common Log File System (CLFS) driver. A local user  can create a specially crafted application and execute arbitrary code on the system with elevated privileges.

Note, this vulnerability is being actively exploited in the wild.

NULL pointer dereference

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a NULL pointer dereference  error when processing objects in memory within the Win32k component. A local user can create a malicious application, launch it on the system and execute arbitrary code with SYSTEM privileges.

Note, this vulnerability is being actively exploited in the wild.

Permissions, Privileges, and Access Controls

The vulnerability allows a local to escalate privileges on the system.

The vulnerability exists due to the way splwow64.exe handles certain calls. A local user can abuse this functionality to elevate privileges on an affected system from low-integrity to medium-integrity.

Note, this vulnerability is being actively exploited in the wild.

Permissions, Privileges, and Access Controls

The vulnerability allows a remote attacker to bypass sandbox restrictions.

The vulnerability exists due to insufficient vetting of parameters passed with the Prompt:Open IPC message between child and parent processes. A remote attacker can create a specially crafted web page that can make the non-sandboxed parent process open web content chosen by a compromised child process.

An attacker can combine this behavior along with another vulnerability to execute arbitrary code on the system with privileges on the current user. 

Note, this vulnerability is being exploited in the wild along with SB2019061805 (CVE-2019-11707)

Deserialization of Untrusted Data

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data within XMLDecoder class. A remote non-authenticated attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Type Confusion

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error when manipulating JavaScript objects due to issues in Array.pop. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild along with SB2019062002 (CVE-2019-11708).

Input validation error

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to the way Windows Error Reporting (WER) handles files. A local user can create a specially crafted WER file and execute arbitrary code on the system in kernel mode.

Note: this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the WhatsApp VOIP stack when processing SRTCP packets. A remote attacker can send a series of specially crafted SRTCP packets sent to a target phone number, trigger buffer overflow and execute arbitrary code on the target device.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Improper access control

The vulnerability allows a remote attacker to gain unauthorized access to the website.

The vulnerability exists due to improper access restrictions when processing HTTP requests. A remote attacker can pass specially crafted configuration to the affected application and inject arbitrary JavaScript code WordPress configuration.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable application.

Note: the vulnerability is being actively exploited i the wild.

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error when processing objects in memory within the Win32k component. A local user can create a malicious application, launch it on the system and execute arbitrary code with SYSTEM privileges.

Note: this vulnerability is being actively exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error when processing objects in memory within the Microsoft Graphics Win32k component. A local user can create a malicious application, launch it on the system and execute arbitrary code with SYSTEM privileges.

Note: this vulnerability is being actively exploited in the wild.

Hidden functionality (backdoor)

The vulnerability allows a remote attacker to compromise vulnerable system

The vulnerability exists due to hidden functionality (backdoor) is present in software. A remote attacker can use this functionality to gain full access to the application and compromise the affected system.

Note: this backdoor was implented as a result of ASUS servers compromise within the APT attack dubbed “Operation ShadowHammer”. The campaign ran from June to at least November 2018.

Cross-site scripting

The vulnerability allows a remote attacker to perform cross-site scripting attacks.

The vulnerability exists due to usage of the eval() JavaScript call on data passed via the  "swp_url" HTTP GET parameter to "/wp-admin/admin-post.php" script, when "swp_debug" is set to "load_options", allowing to permanently inject and execute arbitrary JavaScript code on the website. A remote unauthenticated attacker can store a specially crafted JavaScript code into database and execute it in browser of every website visitor.

Note: this vulnerability is being actively exploited in the wild.

Exploitation example:

http://[host]/wp-admin/admin-post.php?swp_debug=load_options&swp_url=http://[malicious_js_script]/

Deserialization of Untrusted Data

The vulnerability allows a remote attacker to compromise vulnerable website.

The vulnerability exists due to insecure input validation when processing serialized data passed via the "swpsmtp_import_settings" HTTP POST parameter to /easy-wp-smtp.php script. A remote unauthenticated attacker can import arbitrary wp_options and reconfigure WordPress to allow user registration with administrative privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable website.

Note: this vulnerability is being actively exploited in the wild.

Memory corruption

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the Win32k.sys driver. A local user can execute a specially crafted application, trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

NULL pointer dereference

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a NULL pointer dereference error in the win32k!MNGetpItemFromIndex when NtUserMNDragOver() system call within the win32k.sys kernel driver. A local user can use a specially crafted application to escape sandbox and execute arbitrary code on the target system with SYSTEM privileges.

Note, this vulnerability is being actively exploited in the wild along with vulnerability in Google Chrome described in (SB2019030405).

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in FileReader. A remote attacker can trick the victim into opening a specially crafted file with Google Chrome, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note: the vulnerability is being exploited in the wild.

Dangerous file upload

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insufficient validation of user-supplied input when processing file uploads. A remote attacker can upload and execute arbitrary code on the target system with privileges of the ColdFusion service. Successful exploitation of the vulnerability requires that the attacker has the ability to upload files.

Note, this vulnerability is being actively exploited in the wild.

Exposed dangerous method or function

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the PDF viewer allows sending information to a third-party domain via the "this.submitForm()" PDF Javascript API. A remote attacker can trick the victim into opening a specially crafted PDF file with Google Chrome and obtain sensitive information.

Note: the vulnerability is being actively exploited in the wild.

Out-of-bounds read

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to boundary error when processing HTML content. A remote attacker can trick the victim to open a specially crafted webpage, trigger out-of-bounds read and test for the presence of files on disk.

Privilege escalation

Memory corruption

Memory corruption

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing web pages. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Race condition

The vulnerability allows a local user to execute arbitrary code with elevated privileges.

The vulnerability exists due to a race condition within the Kernel Transaction Manager driver (ntoskrnl.exe) when processing transacted file operations in kernel mode. A local user can create a specially program, and run arbitrary code on the system n kernel mode.

Note: the vulnerability is being exploited in the wild.

Use-after-free

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing SWF files. A remote attacker can create a specially crafted .swf file, trick the victim to open it and execute arbitrary code on system with privileges of the current user.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note: this vulnerability is being exploited in the wild.

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within Win32k.sys driver. A local user can create a specially crafted application, run it on vulnerable system and execute code withe superuser privileges.

Note: this vulnerability is being actively exploited in limited targeted attacks.

Segmentation fault

Input validation error

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of SIP traffic. A remote attacker can send specially crafted SIP packets to the affected device, cause high CPU load that may lead to denial of service conditions.

Note, this vulnerability is being actively exploited in the wild against a limited number of targets.

Logic error

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to a logical bug is revealed when embedding a video via the 'online video' feature. A remote attacker can embed a video inside a Word document, edit the XML file named document.xml, replace the video link with a crafted payload created by the attacker which opens Internet Explorer Download Manager with the embedded code execution file and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Note: as of October 31, 2018 the vulnerability is being actively exploited in the wild.

Arbitrary file upload

Privilege escalation

The vulnerability allows a remote attacker to gain elevated privileges on the target system.

The weakness exists due to the software fail to do capability checks when executing its internal action save_setting to make such configuration changes when processing arbitrary options and values to this endpoint. A remote attacker can set the users_can_register option to 1, and change the default_role of new users to “administrator” to simply fill out the form at /wp-login.php?action=register and immediately access a privileged account, change these options back to normal and install a malicious plugin or theme containing a web shell or other malware to further infect the victim site.

Note: this vulnerability is being actively exploited in the wild.

Use-after-free

The vulnerability exists due to a use-after free error in win32kfull!xxxDestroyWindow Win32k component. A local user can run a specially crafted application, trigger memory corruption and execute arbitrary code in kernel mode.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: the vulnerability has been actively exploited in the wild.

Backdoor

Spoofing attack

The vulnerability allows a remote attacker to conduct spoofing attack.

The weakness exists due to the way macOS processes URI handlers with enabled "Open Safe Files" setting in Safari browser. A remote attacker can create a specially crafted web page, trick the victim into clicking on a spoof dialog box and force unauthorized downloading of malicious file (e.g. ZIP-archive). Once downloaded, the archive will be automatically extracted.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note: the vulnerability is being exploited in the wild by the WindShift APT actor against government organizations in the Middle East.

Information disclosure

The vulnerability allows a remote authenticated attacker to gain access to potentially sensitive information.

The vulnerability exists due to the way that the Windows SMB Server handles certain requests. A remote authenticated user can gain unauthorized access to sensitive information on the system.

Note: this vulnerability has being exploited in the wild. The exploit code was detected in the Bemstour exploit tool in September 2018 and has being used by Buckeye (APT3) APT group.

Privilege escalation

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to ALPC access control flaw. A local attacker can create a hard link from a readable file on the system to a '.job' file in the 'c:\windows\tasks' directory, invoke the _SchRpcSetSecurity() method of the task scheduler service ALPC endpoint to overwrite the linked file and gain system level privileges on the target system. The vulnerability was dubbed "SendboxEscaper".

Note: the vulnerability is being exploited in the wild by the PowerPool group.

Improper input validation

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to an error when validating file paths in Windows Shell. A remote attacker can create a specially crafted file, trick the victim into opening it and execute arbitrary system commands on the vulnerable system.

Use-after-free

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error in VBScript when the scripting engine handles objects in memory in Internet Explorer. A remote unauthenticated attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: The vulnerability has been exploited in the wild.

Stack-based buffer overflow

The vulnerability allows a remote attacker to compromise target system.

The vulnerability exists due to a stack-based buffer overflow when processing .swf files. A remote attacker can create a specially crafted .swf file, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow the attacker to compromise vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Improper input validation

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation within the AcubeFileCtrl.ocx ActiveX component. A remote attacker can trick the victim into visiting a specially crafted web page and execute arbitrary code on the target system.

Note: this vulnerability is being actively exploited in the wild.

Cross-site request forgery

Double free memory error

Buffer overflow

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to boundary error in win32k.sys driver. A local user can execute arbitrary code with SYSTEM privileges.

Improper input validation

The vulnerability exists due to an input validation error where malicious events injected with depth = 2^63 - 1 render rooms unusable, related to federation/federation_base.py and handlers/message.py. A remote attacker can send malicious messages and perform a denial of service attack.

Note: this vulnerability has been exploited in the wild in April 2018.

Integer overflow

The vulnerability allows a remote attacker to steal digital assets.

The vulnerability exists due to integer overflow within the transferFrom() function of a smart contract implementation for Useless Ethereum Token (UET). A remote attacker can steal assets (e.g., transfer all victims' balances into their account) because certain computations involving _value are incorrect.

The vulnerability was dubbed "transferFlaw" and has been exploited in the wild in December 2017.

Integer overflow

The vulnerability allows a remote attacker to manipulate digital assets.

The vulnerability exists due to integer overflow in a smart contract implementation for SmartMesh (aka SMT) within Ethereum ERC20 token. A remote unauthenticated attacker can increase digital assets via crafted _fee and _value parameter.

Note: the vulnerability was actively exploited in April 2018 and was dubbed "proxyOverflow".

Improper authentication

Integer overflow

Memory corruption

Improper authentication

Remote code execution

Use-after-free

Memory corruption

Command injection

Information disclosure

Type confusion

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error when processing .swf files. A remote unauthenticated attacker can create a specially crafted .swf file, trick the victim into opening it and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Memory corruption

Backdoor

Improper input validation

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to uncpecified error when processing untrusted input. A remote unauthenticated attacker can execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Backdoor

Race condition

Backdoor

Backdoor

Backdoor

Backdoor

Security restrictions bypass

Backdoor

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to boundary error when Windows Search handles objects in memory. A remote unauthenticated attacker can send specially crafted messages to the Windows Search service and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Improper input validation

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to an error when processing .LNK files. A remote attacker can create a specially crafted .LNK file and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note: the vulnerability is being actively exploited in the wild.

Backdoor

Buffer overflow

Type confusion

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error when processing EPS wiles within Microsoft Office documents. A remote unauthenticated attacker can create a specially crafted document, trick the victim into opening it and execute arbitrary code on the target system with privileges of the current victim.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Elevation of privilege

The vulnerability allows a local user to elevate privileges on the system.

The vulnerability exists due to boundary error in Win32k.sys driver. A local user can escalate privileges on the system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited.

Memory corruption

The weakness exists due to boundary error. A remote attacker can create a specially crafted website, trick the victim into visiting it, trigger memory corruption and execute arbitrary code with privileges of the current user.

Improper access control

The vulnerability allows a remote attacker to compromise vulnerable device.

The vulnerability exists due to unknown error, which leads to QNAP device compromise. Vulnerability details are not disclosed yet.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable device.

Note: the vulnerability is being actively exploited in the wild.

Type confusion

Stack-based buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing mailbox names in the EXAMINE IMAP command. A remote authenticated attacker can send an EXAMINE IMAP command containing an overly long mailbox name, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note: this vulnerability has been exploited in the wild and was disclosed by the Shadow Brokers leak.

The list of affected products, according to software vendor:

• IBM Domino 9.0.1 through 9.0.1 Feature Pack 8 Interim Fix 1
• IBM Domino 9.0 through 9.0 Interim Fix 7
• IBM Domino 8.5.3 through 8.5.3 Fix Pack 6 Interim Fix 16
• IBM Domino 8.5.2 through 8.5.2 Fix Pack 4
• IBM Domino 8.5.1 through 8.5.1 Fix Pack 5

Use-after-free

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error when processing EPS images within Microsoft Office files. A remote attacker can create a specially crafted Office file with malicious EPS image, trick the victim into opening it and execute arbitrary code on the target system with privileges of the current user.

Successful exploitation of this vulnerability may allow an attacker to compromise vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Cross-domain scripting

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability is caused by incorrect filtration of input data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim’s browser in security context of another domain.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Note: this vulnerability is being exploited in the wild.

Improper input validation

The vulnerability exists due to improper input validation. A remote unauthenticated attacker can create a specially crafted Office document, trick the victim into opening it with Microsoft Office or WordPad and execute arbitrary code on the target system with privileges of the current user.

Successful exploitation of this vulnerability may result in compromise vulnerable system.

Note: the vulnerability is being actively exploited.

Buffer overflow

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in ScStoragePathFromUrl() function in the WebDAV service when processing overly long HTTP header beginning with "If: <http://" in a PROPFIND request. A remote unauthenticated attacker can trigger buffer overflow and execute arbitrary code on the target system with privileges of the IIS service.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note: this vulnerability is being actively exploited in the wild in July and August 2016.

Spoofing attack

The vulnerability exists due to improper parsing of right-to-left override (RLO) character when processing names of the transmitted files in Telegram Desktop for Windows. A remote attacker can create a specially crafted filename with malicious content (e.g. a JavaScript file), disguise it as an image and trick the victim into opening it.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Note: this vulnerability has been exploited in the wild since March until October in 2017, according to Kaspersky Lab and was silently fixed by the vendor.

Improper input validation

The vulnerability allows a remote attacker to gain access to vulnerable device.

The vulnerability exists due to improper input validation in Cisco Cluster Management Protocol (CMP) implementation and failure to restrict usage of CMP-specific Telnet options only to internal, local communications between cluster members. A remote unauthenticated attacker can send specially crafted CMP-specific Telnet options while establishing a Telnet session with an affected Cisco device configured to accept Telnet connections and cause the affected device to reload or obtain full control over vulnerable device.

Successful exploitation of this vulnerability may allow an attacker to gain full access to vulnerable device.

Note: information about this vulnerability was publicly disclosed by WikiLeaks documents dubbed CIA Vault 7.

Improper input validation

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to an error when parsing requests in Microsoft Server Message Block 1.0 (SMBv1) server. A remote unauthenticated attacker can send specially crafted SMB packets and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Improper input validation

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to an error when parsing requests in Microsoft Server Message Block 1.0 (SMBv1) server. A remote unauthenticated attacker can send specially crafted SMB packets and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Information disclosure

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an error when parsing requests in Microsoft Server Message Block 1.0 (SMBv1) server. A remote unauthenticated attacker can send specially crafted SMB packets and gain access to potentially sensitive data.

Successful exploitation of this vulnerability may allow an attacker to gain access to potentially sensitive information.

Note: this vulnerability has been exploited in the wild and is publicly known as EternalChampion exploit.

Improper input validation

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to an error when parsing requests in Microsoft Server Message Block 1.0 (SMBv1) server. A remote unauthenticated attacker can send specially crafted SMB packets and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability has been exploited in the wild and is publicly known as EternalChampion exploit.

Improper input validation

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to an error when parsing requests in Microsoft Server Message Block 1.0 (SMBv1) server. A remote unauthenticated attacker can send specially crafted SMB packets and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Privilege escalation

Information disclosure

The vulnerability exists due to improper handling of objects in memory by Microsoft XML Core Services (MSXML). A remote unauthenticated attacker can create a specially crafted Web site, trick the victim into visiting it and test for the presence of files on disk.

Successful exploitation of this vulnerability results in information disclosure.

Note: the vulnerability was being actively exploited.

Memory corruption

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to boundary error when accessing objects in memory. A remote unauthenticated attacker can create a specially crafted web site, trick the victim into visiting it, trigger memory corruption and execute arbitrary code on the target system with privileges of the current user.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Stack-based buffer overflow

Backdoor

Format string vulnerability

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a format string error within cgiemail and cgiecho binaries when processing template files. A remote authenticated attacker can create a specially crafted file, containing form string specifiers and execute arbitrary code on the target system.

Successful exploitation may allow an attacker to compromise vulnerable system.

Note: this vulnerability has been exploited in the wild and was disclosed by the Shadow Brokers leak. The exploit is known as ElegantEagle.

Use-after-free error

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to use-after-free error when processing .swf files. A remote attacker can create a specially crafted SWF file, trick the victim into opening it, cause memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability results in compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Use-after-free

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to use-after-free error when processing SVG animation in nsSMILTimeContainer::NotifyTimeChange() function. A remote attacker can create a specially crafted web page, host malicious SVG file on it and execute arbitrary code on vulnerable system.

Successful exploitation may allow an attacker to gain complete control over vulnerable system.

Note: this vulnerability is being publicly exploited against Tor Browser users.

LDAP injection

Memory Corruption

A remote attacker can execute arbitrary code on the target system.

The vulnerability exists due to incorrect handling of objects in memory in Windows font library when processing Open Type fonts. A remote attacker can create a specially crafted font file and cause memory corruption.

Successful exploitation of the vulnerability may allow an attacker to execute arbitrary code on vulnerable system with privileges of the current user.

Note: this vulnerability is being actively exploited in the wild.

Privilege escalation

The vulnerability allows a local user to gain elevated privileges on the target system.

The weakness is due to improper handling of objects in memory by win32k.sys. By sending a specially crafted system call NtSetWindowLongPtr(), a local attacker can set index GWLP_ID to WS_CHILD value on a window handle with GWL_STYLE and execute arbitrary code with system privileges.

Successful explotation of the vulnerability results in privilege escalation.

Note: this vulnerability is being actively exploited in the wild.

Use-after-free error

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to use-after-free error when handling .swf files. A remote attacker can trick the victim to visit a website or open a file with malicious Flash file and execute arbitrary code on the target system with privileges of the current user.

Note: this vulnerability was being actively exploited in the wild.

Privilege escalation

Information disclosure

Arbitrary code execution

Memory corruption

Memory corruption

Information disclosure

The vulnerability allows a remote user to access potentially sensitive information on the target system.

The weakness exists due to insufficient checks of IKE packats when handling ISAKMP requests. By sending specially crafted IKEv1 packets  to the IKE service via IPv4 or IPv6 a malicious user can obtain memory contents.

Successful exploitation of the vulnerability leads to confidential information disclosure on the vulnerable system.

Note: this vulnerability was being actively exploited in the wild. It was disclosed as part of Equation Group Leak and is reffered as BENIGNCERTAIN exploit.