Check Point Advisories

Microsoft XMLHTTP Control Open Method Code Execution (MS06-071; CVE-2006-5745)

Vulnerability
Protection

Check Point Reference:	CPAI-2006-140
Date Published:	16 Nov 2006
Severity:	Critical
Last Updated:	Thursday 16 November, 2006
Source:
Industry Reference:	CVE-2006-5745
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description	XML HTTP, an ActiveX control that is included in Microsoft XML Core Services (MSXML), is vulnerable to remote code execution. MSXML is an application for processing Extensible Stylesheet Language Transformation in an XML file that allows programmers to create high-performance XML-based applications. The vulnerability is due to a memory corruption flaw in the XMLHTTP ActiveX Control when processing a specially crafted argument passed to a'setRequestHeader' method. An attacker can trigger this flaw by convincing a user to view a specially crafted HTML document. Successful exploitation could result in the crashing of the victim's Web browser, once the malicious page is loaded allowing execution of arbitrary code.

Protection Overview

This protection will block 'setRequestHeader' requests.The detect mode makes it possible to track unauthorized access attempts without blocking them.

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 Microsoft XMLHTTP Control Open Method Code Execution (MS06-071) 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: Microsoft XMLHTTP control open method code execution (MS06-071)