Check Point Advisories

WinZip ActiveX Control Instantiation Buffer Overflow (CVE-2006-5198; CVE-2006-6884)

Vulnerability
Protection

Check Point Reference:	CPAI-2007-092
Date Published:	2 Jul 2007
Severity:	High
Last Updated:	Sunday 12 August, 2007
Source:
Industry Reference:	CVE-2006-5198 CVE-2006-6884
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description	WinZip is a file archiver and compressor for Microsoft Windows. The vulnerability is due to an error in the WinZip FileView ActiveX control (WZFILEVIEW.FileViewCtrl.61). To trigger the vulnerability, an attacker can create a malicious web page that initiates the vulnerable ActiveX control with a long argument to the CreateNewFolderFromName method. Successful exploitation of this issue allows execution of arbitrary code on the vulnerable system.

Protection Overview

This protection will detect and block the vulnerable ActiveX Control.

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 WinZip ActiveX Control Instantiation Buffer Overflow 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: WinZip ActiveX control instantiation buffer overflow