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Microsoft .NET Framework XBAP Buffer Allocation Code Execution (MS12-034; CVE-2012-0162)


Check Point Reference: CPAI-2012-200
Date Published:
Source: Microsoft Security Bulletin MS12-034
Industry Reference(s): CVE-2012-0162
Protection Provided by: Security Gateway
  • R70
  • R71
  • R75
Who is Vulnerable?
Microsoft .NET Framework 4
Vulnerability Description
A remote code execution vulnerability has been reported in Microsoft .NET Framework.
Update/Patch Available
Apply patches from here
Vulnerability Details
The vulnerability is caused due to an improper buffer allocation by Microsoft .NET Framework. A remote attacker can exploit this issue by enticing a target user to open a web-page that contains a specially crafted XAML browser application (XBAP). Successful exploitation of this vulnerability could allow an attacker to take complete control of an affected system.

Protection Overview
This protection will detect and block attempts to open a specially crafted web-page.

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, Protection tab and select the version of your choice.

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway R75 / R71 / R70

How Can I Protect My Network?

  1. In the IPS tab, click Protections and find the Microsoft .NET Framework XBAP Buffer Allocation Code Execution (MS12-034) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:
Attack Name: Web Client Enforcement Violation
Attack Information: Microsoft .NET Framework XBAP Buffer Allocation Code Execution (MS12-034)