Check Point Advisories

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

Vulnerability
Protection

Check Point Reference:	CPAI-2014-0932
Date Published:	25 Feb 2014
Severity:	Medium
Last Updated:	Tuesday 25 February, 2014
Source:	CVE-2011-4004
Protection Provided by:	Security Gateway R75 and above
Who is Vulnerable?	Cisco Systems WebEx Player Prior to T26 SP49 EP40 Cisco Systems WebEx Player Prior to T27 FR20 Cisco Systems WebEx Player Prior to T27 SP11 EP23 Cisco Systems WebEx Player Prior to T27 SP21 EP9 Cisco Systems WebEx Player Prior to T27 SP23 Cisco Systems WebEx Player Prior to T27 SP25 EP3 Cisco Systems WebEx Player Prior to T27 SP28
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 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, Protection tab and select the version of your choice.

Security Gateway R70 / R71 / R75 and above

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 modules.

SmartView Tracker will log the following entries:

Attack Name:  Cisco Protection Violation.
Attack Information:  Cisco WebEx Player ATAS32.DLL remote code execution