Zero-day vulnerability in Microsoft SharePoint Server

Cross-site scripting

Known malware:

Exploit: Win32/CVE-2010-0817

Vulnerability details

Advisory: SB2010060801 - Multiple vulnerabilities in Microsoft SharePoint

Vulnerable component: Microsoft SharePoint Server

CVE-ID: CVE-2010-0817

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

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')


The vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability exists due to insufficient sanitization of user-supplied input data passed to Help.aspx script. A remote attacker can trick the victim into following a specially crafted link and execute arbitrary HTML and script code in victimтАЩs browser in context of vulnerable SharePoint website.

Successful exploitation may allow an attacker to conduct phishing and drive-by-download attacks.

Note: this vulnerability is being publicly exploited.

Public Exploits: