Check Point Advisories

Microsoft Windows AVI Processing Malformed Header Code Execution (MS09-038; CVE-2009-1545)

Check Point Reference: CPAI-2009-149
Date Published: 11 Aug 2009
Severity: Critical
Last Updated: Tuesday 24 March, 2015
Source:
Industry Reference:CVE-2009-1545
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70, R65

Who is Vulnerable?
Vulnerability Description Audio Video Interleave (AVI) is a special case of Resource Interchange File Format (RIFF). This file type used with applications that capture, edit, and play back audio-video sequences. A remote code execution vulnerability has been discovered in the way Microsoft Windows handles specially crafted AVI format files. The vulnerability is due to an error in the Windows component responsible for processing AVI files that does not properly handle specially crafted AVI files with malformed headers. An attacker can exploit this flaw to execute arbitrary code on a vulnerable system via a malicious AVI file. Successful exploitation may allow the attacker to take complete control of a target system.

Protection Overview

This protection will detect and block the transferring of malformed AVI 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, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75 / R71 / R70 / R65

  1. In the IPS tab, click Protections and find the Microsoft Windows AVI Processing Malformed Header Code Execution (MS09-038) 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 Windows AVI processing malformed header code execution (MS09-038)

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