Check Point Advisories

Cisco WebEx Player ATAS32.DLL Remote Code Execution (CVE-2011-4004)

Vulnerability
Protection

Check Point Reference:	CPAI-2014-0932
Date Published:	23 Feb 2014
Severity:	Medium
Last Updated:	Tuesday 25 February, 2014
Source:
Industry Reference:	CVE-2011-4004
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A remote code execution vulnerability has been reported in Cisco WebEx Player. The vulnerability is due to insufficient validation of some values in record Type 0x1F and Type 0xBB while processing WebEx Recording Format (WRF) files. A remote unauthenticated attacker can leverage this vulnerability by crafting records of Type 0x1F and Type 0xBB in a WRF file and enticing the target users to view the malicious file.

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 Cisco WebEx Player ATAS32.DLL Remote Code Execution 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: Cisco Protection Violation.
Attack Information: Cisco WebEx Player ATAS32.DLL remote code execution