Check Point Advisories

Internet Explorer HtmlDlgHelper Class Memory Corruption (MS10-071; CVE-2010-3329)

Vulnerability
Protection

Check Point Reference:	CPAI-2010-271
Date Published:	12 Oct 2010
Severity:	High
Last Updated:	Tuesday 12 October, 2010
Source:
Industry Reference:	CVE-2010-3329
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description	A remote code execution vulnerability has been reported in Microsoft Internet Explorer. The vulnerability is due to the way Internet Explorer accesses an object that has not been initialized or has been deleted when a document in an HTML format is opened in Microsoft Word. To trigger this issue, an attacker may create a malicious Word file that will exploit this flaw within Internet Explorer. Successful exploitation may allow the attacker to take complete control of an affected system.

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 / R71 / R70 / R65

In the IPS tab, click Protections and find the Internet Explorer HtmlDlgHelper Class Memory Corruption (MS10-071) 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: Internet Explorer HtmlDlgHelper class memory corruption (MS10-071)