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Check Point Advisories

Microsoft.NET and Silevrlight Unmanaged Objects Code Execution (MS12-016; CVE-2012-0014)

Check Point Reference: CPAI-2012-056
Date Published: 14 Feb 2012
Severity: Critical
Last Updated:
Source: CVE-2012-0014
Protection Provided by:

Security Gateway

  • R71
  • R75

  • Who is Vulnerable? Microsoft .NET Framework 2.0 Service Pack 2
    Microsoft .NET Framework 3.5.1
    Microsoft .NET Framework 4
    Microsoft Silverlight 4
    Vulnerability Description A remote code execution vulnerability has been reported in the Microsoft .NET Framework and Silverlight.
    Update/Patch AvaliableApply patches from: MS12-016
    Vulnerability DetailsThe vulnerability is caused due to an error in the way the .NET Framework and Silverlight use unmanaged objects. A remote attacker may exploit this issue by enticing a user to open a web page containing a specially crafted XBAP (XAML browser application). Successful exploitation could allow the attacker to take complete control of an affected system.

    Protection Overview

    IPS 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, Protection tab and select the version of your choice.

    Security Gateway R75 / R71 / R70

    1. In the IPS tab, click Protections and find the Microsoft.NET and Silevrlight Unmanaged Objects Code Execution (MS12-016) protection using the Search tool and Edit the protection's settings.
    2. Install policy on all modules.

    SmartView Tracker will log the following entries:
    Attack Name: Web Client Enforcement Violation
    Attack Information: Microsoft.NET and Silevrlight unmanaged objects code execution (MS12-016)