SB2013040901 - Cross-site scripting in Microsoft SharePoint Server 



SB2013040901 - Cross-site scripting in Microsoft SharePoint Server

Published: April 9, 2013 Updated: March 13, 2017

Security Bulletin ID SB2013040901
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Cross-site scripting (CVE-ID: CVE-2013-1289)

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

The weakness exists due to an error related to the way HTML strings are sanitized by HTML Sanitization components. A remote attacker can create a specially crafted URL, trick the victim into opening it, take actions on the targeted site or read restricted content and obtain sensitive information with elevated privileges.

Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Note: the vulnerability was being actively exploited.

Remediation

Install update from vendor's website.