Trillian XML Parsing Bug Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID: 1020105|
SecurityTracker URL: http://securitytracker.com/id/1020105
(Links to External Site)
Updated: May 30 2008|
Original Entry Date: May 22 2008
Execution of arbitrary code via network, User access via network|
Fix Available: Yes Vendor Confirmed: Yes |
Version(s): prior to 126.96.36.199; Pro version|
A vulnerability was reported in Trillian. A remote user can execute arbitrary code on the target system.|
A remote user can send IMG tags with specially crafted attributes via XML to the connected target user to trigger a memory corruption error and execute arbitrary code on the target user's system. The code will run with the privileges of the target user.
The vulnerability resides in 'talk.dll'.
The vendor was notified on April 8, 2008.
The original advisory is available at:
tw33k and n8 reported this vulnerability via TippingPoint.
A remote user can execute arbitrary code on the target system.|
The vendor has issued a fixed version (188.8.131.52), available at:|
Vendor URL: www.ceruleanstudios.com/ (Links to External Site)
|Underlying OS: Windows (Any)|
Source Message Contents
Date: Wed, 21 May 2008 17:46:31 -0500|
Subject: [Full-disclosure] ZDI-08-030: Trillian Multiple Protocol XML
ZDI-08-030: Trillian Multiple Protocol XML Parsing Memory Corruption
May 21, 2008
-- Affected Vendors:
-- Affected Products:
Cerulean Studios Trillian
-- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability by Digital Vaccine protection filter ID 6126.
For further product information on the TippingPoint IPS, visit:
-- Vulnerability Details:
This vulnerability allows remote attackers to execute arbitrary code on
vulnerable installations of Cerulean Studios Trillian Pro.
Authentication is not required to exploit this vulnerability.
The specific flaw exists within XML parsing in talk.dll. When processing
certain malformed attributes within an 'IMG' tags, it is possible to
overwrite past an allocated heap chunk which can eventually lead to code
execution under the context of the currently user.
-- Vendor Response:
Trillian v184.108.40.206 has been released to address these vulnerabilities
and is available at http://www.ceruleanstudios.com/downloads/
-- Disclosure Timeline:
2008-04-08 - Vulnerability reported to vendor
2008-05-21 - Coordinated public release of advisory
This vulnerability was discovered by:
* tw33k and n8
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