Check Point Advisories

Microsoft DirectShow Size Validation Remote Code Execution (MS09-028; CVE-2009-1539)

Check Point Reference: CPAI-2009-125
Date Published: 14 Jul 2009
Severity: Critical
Last Updated: Thursday 09 January, 2014
Source:
Industry Reference:CVE-2009-1539
Protection Provided by:

Security Gateway
R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description Microsoft DirectShow is used for streaming media on Microsoft Windows operating systems. It is used for high-quality capture and playback of multimedia streams. The vulnerability is due to an error in the Microsoft DirectShow component that fails to properly validate certain size fields within QuickTime media files. An attacker can exploit this flaw to execute arbitrary code on a vulnerable system via a malicious QuickTime media 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 QuickTime 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 DirectShow Size Validation Remote Code Execution (MS09-028) 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 DirectShow size validation remote code execution (MS09-028)

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