Check Point Advisories

Microsoft SharePoint themeweb.aspx Cross-Site Scripting (MS12-011; CVE-2012-0144)

Vulnerability
Protection

Check Point Reference:	CPAI-2012-048
Date Published:	14 Feb 2012
Severity:	High
Last Updated:	Tuesday 14 February, 2012
Source:
Industry Reference:	CVE-2012-0144
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70
Who is Vulnerable?
Vulnerability Description	A cross-site scripting vulnerability has been reported in Microsoft SharePoint. The vulnerability is caused due to an error in the way that SharePoint handles malicious JavaScript elements contained within a specially crafted URL. A remote attacker may exploit this issue by enticing a user to click a specially crafted URL which leads to a targeted SharePoint site. Successful exploitation could allow an attacker to view user information that was not intended to be disclosed. An attacker may also leverage this vulnerability to issue SharePoint commands in the context of the authenticated user on the targeted SharePoint site.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75 / R71 / R70

In the IPS tab, click Protections and find the Microsoft SharePoint themeweb.aspx Cross-Site Scripting (MS12-011) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: SharePoint Enforcement Violation.
Attack Information: Microsoft SharePoint themeweb.aspx cross-site scripting (MS12-011)