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Gaim contains an integer overflow vulnerability when parsing DirectIM packets

Vulnerability Note VU#779614

Original Release Date: 2004-05-10 | Last Revised: 2004-05-10

Overview

There is an integer overflow vulnerability in the handlehdr_odc() function, which could allow an unauthenticated, remote attacker to cause a denial of service or potentially execute arbitrary code.

Description

Gaim is a multi-protocol instant messenger client available for a number of operating systems. It supports a variety of instant messaging protocols, including the AIM/OSCAR protocol suite. There is an integer overflow vulnerability in the handlehdr_odc() function. This function fails to properly allocate memory when processing AIM/OSCAR DirectIM packets. By supplying a specially crafted value for the payloadlength variable, an unauthenticated, remote attacker could trigger a heap overflow.

Impact

An unauthenticated, remote attacker could cause a denial of service or potentially execute arbitrary code with the privileges of the vulnerable process.

Solution

Upgrade

Upgrade to Gaim version 0.75 or later.

Vendor Information

779614
 
Affected   Unknown   Unaffected

Gaim

Updated:  May 10, 2004

Status

  Vulnerable

Vendor Statement

No statement is currently available from the vendor regarding this vulnerability.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.

Addendum

This vulnerability has been addressed in versions 0.75 and later.

If you have feedback, comments, or additional information about this vulnerability, please send us email.


CVSS Metrics

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A

References

Acknowledgements

This vulnerability was publicly reported by Stefan Esser of e-matters.

This document was written by Damon Morda.

Other Information

CVE IDs: CVE-2004-0008
Severity Metric: 11.81
Date Public: 2004-01-26
Date First Published: 2004-05-10
Date Last Updated: 2004-05-10 19:37 UTC
Document Revision: 10

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