Check Point Advisories

Cerulean Studios Trillian Image Filename XML Tag Stack Buffer Overflow (CVE-2008-5401)

Vulnerability
Protection

Check Point Reference:	CPAI-2008-386
Date Published:	11 Nov 2009
Severity:	High
Last Updated:	Monday 27 August, 2012
Source:
Industry Reference:	CVE-2008-5401
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	Cerulean Studios' Trillian is an instant messaging (IM) client application that can interact with various IM protocols such as MSN, AIM, ICQ, YAHOO, etc. There exists a stack buffer overflow vulnerability in Trillian instant messenger client application. The vulnerability is due to a boundary error when processing images in the received messages. This could be exploited by remote attackers by sending a malicious message to the target AIM screen name. An attack targeting this vulnerability can result in the injection and execution of code. If code execution is successful, the behaviour of the target will depend on the intention of the attacker. Any code injected will be executed within the security context of the currently logged in user. In the case where code execution is unsuccessful, affected product will 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 Cerulean Studios Trillian Image Filename XML Tag Stack 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: Instant Messenger.
Attack Information: Cerulean Studios Trillian Image Filename XML tag stack buffer overflow