Zero-day vulnerability in Endpoint Manager

Embedded malicious code (backdoor)
CVE-2021-44529

This entry was added only on 19.2.2024. The vulnerability was addressed by the vendor on 02.12.2021, however it was not disclosued as a backdoor or a zero-day.

Vulnerability details

Advisory: SB2021120828 - Code injection in Ivanti Endpoint Manager

Vulnerable component: Endpoint Manager

CVE-ID: CVE-2021-44529

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C

CWE-ID: CWE-506 - Embedded Malicious Code

Description:

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) within the "/opt/landesk/broker/webroot/lib/csrf-magic.php" file. A remote non-authenticated attacker can set specially crafted cookies and gain unauthorized access to the application.

Note, the vulnerability patched in 2021 by Ivanti is considered a backdoor.

Public Exploits:

- Ivanti Endpoint Manager 4.6 - Remote Code Execution (RCE) [Exploit-DB]

External links:



About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.