Check Point Advisories

RealNetworks RealPlayer ActiveX Import Method Buffer Overflow (CVE-2008-3066)

Vulnerability
Protection

Check Point Reference:	CPAI-2008-323
Date Published:	22 Feb 2010
Severity:	High
Last Updated:	Monday 22 February, 2010
Source:
Industry Reference:	CVE-2008-3066
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	RealPlayer is a media player application developed by RealNetworks, Inc. The application is capable of playing back numerous multimedia file formats and supports various streaming protocols. The RealNetworks RealPlayer is shipped with an ActiveX control plugin. A buffer overflow vulnerability exists in RealNetworks RealPlayer application. The vulnerability is due to improper checks when handling deletion of media library files. A remote attacker can exploit this vulnerability by enticing the target user to visit a malicious web page that injects a media file through Active X control, and enticing the user to delete it. Successful exploitation would cause a stack buffer overflow that may lead to arbitrary code execution in the security context of the currently logged on user. In the case of an unsuccessful code execution attack, RealPlayer may terminate abnormally.

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 RealNetworks RealPlayer ActiveX Import Method 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: Media Player Enforcement Violation.
Attack Information: RealNetworks RealPlayer ActiveX import method buffer overflow