Check Point Advisories

Microsoft Malware Protection Engine File Processing Denial of Service (CVE-2008-1437)

Vulnerability
Protection

Check Point Reference:	CPAI-2008-297
Date Published:	3 Aug 2010
Severity:	High
Last Updated:	Tuesday 13 October, 2015
Source:
Industry Reference:	CVE-2008-1437
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	Microsoft Malware Protection Engine provides the scanning, detection and cleaning capabilities for the antivirus and antispyware clients from Microsoft. The applications that use this engine for their operation are: There exists a vulnerability in Microsoft Malware Protection Engine, which can be exploited to cause denial of service. The vulnerability is due to insufficient validation of certain data values while parsing Portable Executable (PE) files compressed with PECompact. A remote attacker can exploit this vulnerability by sending a crafted PE file to the target, and potentially causing an access violation leading to a crash of the Malware Protection Engine. In a successful attack case, the affected service may terminate abnormally and cause a Denial of Service condition. In most products, the Microsoft Protection Engine service will restart automatically after a short delay (15 seconds in most cases).

Protection Overview

This protection will detect and block 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

In the IPS tab, click Protections and find the Microsoft Malware Protection Engine File Processing Denial of Service 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 Malware Protection Engine File Processing Denial of Service