Advisory Details

December 4th, 2008

Trillian IMG SRC ID Memory Corruption Vulnerability

ZDI-08-078
ZDI-CAN-409

CVE ID CVE-2008-5402
CVSS SCORE
AFFECTED VENDORS Trillian
AFFECTED PRODUCTS Trillian Pro
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 6621. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS

This vulnerability allows remote attackers to potentially execute arbitrary code on vulnerable installations of Cerulean Studios Trillian. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the XML processing code for Trillian. When parsing specially formulated xml, the application will corrupt an internal data structure. Whilst deallocating this data structure, the application can be tricked into freeing a single allocated chunk multiple times, which can potentially lead to code execution.

ADDITIONAL DETAILS Trillian has issued an update to correct this vulnerability. More details can be found at:
http://blog.ceruleanstudios.com/?p=404
DISCLOSURE TIMELINE
  • 2008-11-10 - Vulnerability reported to vendor
  • 2008-12-04 - Coordinated public release of advisory
CREDIT Damian Put
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