Check Point Advisories

Microsoft IE Dangling Function Pointer Memory Corruption (MS09-002; CVE-2009-0075)

Vulnerability
Protection

Check Point Reference:	CPAI-2013-014
Date Published:	14 Jan 2013
Severity:	High
Last Updated:	Monday 14 January, 2013
Source:
Industry Reference:	CVE-2009-0075
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A memory corruption vulnerability exists in the way Internet Explorer 7 handles reference counting of objects and function pointers. The vulnerability is due to incomplete memory deallocation upon the deletion of an object which has been cloned. A remote attacker can exploit this vulnerability by enticing the target user to view a malicious HTML file.

Protection Overview

The protection will block the transfer of malicious files attempting to exploit the 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 IE Dangling Function Pointer Memory Corruption (MS09-002) 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: Web Client Enforcement Violation.
Attack Information: Microsoft IE dangling function pointer memory corruption (MS09-002)