TippingPoint Zero Day Initiative
 

Trillian IMG SRC ID Memory Corruption Vulnerability

ZDI-08-078: December 4th, 2008

CVE ID

Affected Vendors

    Trillian

Affected Products

    Trillian Pro

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 6621. For further product information on the TippingPoint IPS:

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.

Vendor Response

Trillian has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2008-11-10 - Vulnerability reported to vendor
    2008-12-04 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Damian Put