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Update Protection against Microsoft MPEG Layer-3 Codecs Memory Corruption Vulnerability (MS10-052)

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Check Point Reference: CPAI-2010-241
Date Published:
Severity:
Last Updated:
Source: Microsoft Security Bulletin MS10-052
Industry Reference(s): CVE-2010-1882
Protection Provided by: Security Gateway
  • R71
  • R70
IPS-1
  • IPS-1
  • IPS-1 NGX R65
Who is Vulnerable?
Windows XP SP3
Windows XP Professional x64 Edition SP2
Windows Server 2003 SP2
Windows Server 2003 x64 Edition SP2
Vulnerability Description
A remote code execution vulnerability has been reported in the Microsoft DirectShow MP3 filter. Microsoft DirectShow is used for streaming media on Microsoft Windows operating systems. The DirectShow technology performs client-side audio and video sourcing, manipulation and rendering, within DirectX. A remote attacker could exploit this issue via a specially crafted media file. Successful exploitation of this vulnerability may allow execution of arbitrary code on a target system.
Update/Patch Available
Apply patches:
Microsoft Security Bulletin MS10-052 
Vulnerability Details
The vulnerability is within the MPEG Layer-3 Audio Codec for Microsoft DirectShow (l3codecx.ax). The Microsoft MPEG Layer-3 audio codecs fail to properly handle specially crafted media files containing an MPEG Layer-3 audio stream. A remote attacker could trigger this flaw by convincing a victim to open a specially crafted MP3 file. Successful exploitation of this issue may allow the attacker take complete control of an affected system.

Protection Overview
This protection will detect and block the transferring of malformed MP3 files over HTTP.

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: R70/R71

How Can I Protect My Network?
1. In the IPS tab, click Protections > By Protocol > Application Intelligence > Content Protection.
2. In the right pane, double-click the Microsoft MPEG Layer-3 Codecs Memory Corruption (MS10-052) protection.
3. In the Protection Details window, click on Edit. Choose the protection's Action (Override IPS Policy with: Prevent/Detect), and apply Additional Settings. 
4. 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 MPEG Layer-3 codecs memory corruption (MS10-052)

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 Application Intelligence > Badfiles, and select the MP3 Parser protection group.
3. Click Microsoft MPEG Layer-3 Codecs Remote Code Execution (MS10-052) (IPS-1 NGX R65 only).
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 entry will be logged:

Alert Name: Badfiles MP3 file Alert/Filter
Description: Microsoft MPEG Layer-3 Codecs Remote Code Execution (MS10-052)