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Microsoft Windows msvcrt.dll Media File Code Execution (MS12-013; CVE-2012-0150)

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Check Point Reference: CPAI-2012-060
Date Published:
Severity:
Source: Microsoft Security Bulletin MS12-013
Industry Reference(s): CVE-2012-0150
Protection Provided by: Security Gateway
  • R75
  • R71
  • R70
IPS-1
  • IPS-1
  • IPS-1 NGX R65
Who is Vulnerable?
Windows Vista Service Pack 2
Windows Vista x64 Edition Service Pack 2
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2008 for Itanium-based Systems Service Pack 2
Windows 7 for 32-bit Systems
Windows 7 for 32-bit Systems Service Pack 1
Windows 7 for x64-based Systems
Windows 7 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for Itanium-based Systems
Windows Server 2008 R2 for Itanium-based Systems Service Pack 1
Vulnerability Description
A remote code execution vulnerability has been reported in Microsoft Windows.
Update/Patch Available
Apply patches from: MS12-013
Vulnerability Details
The vulnerability is due to an error in the way that the msvcrt.DLL calculates the size of a buffer in memory, allowing data to be copied into memory that has not been properly allocated. A remote attacker may exploit this issue by enticing a target user to visit a web-page containing a specially crafted media file. Successful exploitation could allow an attacker to take complete control of an affected system, in the security context of the logged on user.

Protection Overview
This protection will detect and block malformed media files.

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 Windows msvcrt.dll Media File Code Execution (MS12-013) 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: Content Protection Violation
Attack Information: Microsoft Windows msvcrt.dll media file code execution (MS12-013)

IPS-1 & IPS-1 NGX R65

How Can I Protect My Network?

  1. In the IPS-1 Policy Manager, click on the Protection tab.
  2. In the Protection tree, click Web Intelligence > HTML , and select the ASX Files protection group.
  3. Click " Microsoft Windows C-Runtime Library ASX file Code Execution (MS12-013) ".
  4. In the configuration pane, under Settings, check Active.
  5. Click on Install Policy.

How Do I Know if My Network is Under Attack?
Upon attack, the following entries will be logged:

Alert Name: ASX File.
Description: Microsoft Windows C-Runtime Library ASX file Code Execution (MS12-013) .