Check Point Advisories

Microsoft .NET Framework WinForms Buffer Overflow (CVE-2013-0002)

Check Point Reference: CPAI-2013-1322
Date Published: 27 Feb 2013
Severity: Critical
Last Updated: 22 Dec 2016
Source: Microsoft MS13-004
Industry Reference:CVE-2013-0002
Protection Provided by:

Security Gateway
R80, R77, R75, R71, R70

Who is Vulnerable? Microsoft .NET Framework 1.0 Service Pack 3
Microsoft .NET Framework 1.1 Service Pack 1
Microsoft .NET Framework 2.0 Service Pack 2
Microsoft .NET Framework 3.0 Service Pack 2
Microsoft .NET Framework 3.5
Microsoft .NET Framework 3.5.1
Microsoft .NET Framework 4
Microsoft .NET Framework 4.5
Vulnerability Description A buffer overflow vulnerability exists in Microsoft .NET Framework Windows Form. The vulnerability is due to a race condition when handling the size of an array of objects prior to copying them into a global memory buffer.An attacker can remotely exploit this vulnerability by enticing a user to open a web page containing a specially crafted XBAP (XAML browser application). In addition, this vulnerability can also be exploited locally by a logged in user to escape Windows Code Access Security (CAS) Restrictions.Successful remote exploitation would allow arbitrary code execution in the context of the logged-in user.
Update/Patch AvaliableApply patches from: MS13-004

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, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75 / R71 / R70

  1. In the IPS tab, click Protections and find the Microsoft .NET Framework WinForms Buffer Overflow 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:  Content Protection Violation.
Attack Information:  Microsoft .NET Framework WinForms Buffer Overflow

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