Check Point Advisories

Microsoft SharePoint Calendar Cross-Site Scripting (MS11-074) - Ver2 (CVE-2011-0653)

Check Point Reference: CPAI-2012-160
Date Published: 7 Jan 2014
Severity: Critical
Last Updated: Tuesday 07 January, 2014
Source:
Industry Reference:CVE-2011-0653
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description A reflected cross-site scripting vulnerability has been reported in SharePoint 2010. The vulnerability is due to insufficient validation of user input to the calendar object by an affected SharePoint server. An attacker can exploit this vulnerability by convincing unsuspecting users to open a specially crafted website. Successful exploitation will allow an attacker to issue SharePoint commands in an affected server, in the security context of the logged in user.

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

  1. In the IPS tab, click Protections and find the Microsoft SharePoint Calendar Cross-Site Scripting (MS11-074) - Ver2 protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  Microsoft SharePoint Calendar Cross-Site Scripting (MS11-074) - Ver2

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