Check Point Advisories

Microsoft .NET Framework Function Pointer Remote Code Execution (MS12-038; CVE-2012-1855)

Vulnerability
Protection

Check Point Reference:	CPAI-2012-259
Date Published:	12 Jun 2012
Severity:	Critical
Last Updated:	Monday 26 December, 2016
Source:	Microsoft MS12-038
Industry Reference:	CVE-2012-1855
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70
Who is Vulnerable?	Microsoft .NET Framework 2.0 Service Pack 2 Microsoft .NET Framework 3.5.1 Microsoft .NET Framework 4
Vulnerability Description	A remote code execution vulnerability has been reported in the Microsoft .NET Framework. The vulnerability is due to the improper execution of a function pointer by .NET Framework. A remote attacker could trigger this vulnerability by enticing an unsuspecting victim to open a specially crafted web page that contains a specially crafted XBAP. Successful exploitation will allow an attacker to execute arbitrary code on an affected system, in the security context of the logged on user.
Update/Patch Avaliable	Apply patches from: MS12-038

Protection Overview

This protection detects 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 .NET Framework Function Pointer Remote Code Execution (MS12-038) 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: Content Protection Violation.
Attack Information: Microsoft .NET Framework Function Pointer Remote Code Execution (MS12-038)