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Yahoo! Messenger contains a buffer overflow in "set_buddygrp" when adding users to a buddy list via the web

Vulnerability Note VU#755755

Original Release Date: 2002-06-05 | Last Revised: 2002-06-05

Overview

Yahoo! Messenger is an instant messaging client. There is a remotely exploitable buffer overflow vulnerability in the "set_buddygrp" field of Yahoo! Messenger.

Description

A remotely exploitable buffer overflow exists in the "set_buddygrp" field that may permit a remote attacker to execute arbitrary code on the system with the privileges of the current user. It is possible to crash the Yahoo! Messenger client by overflowing the "set_buddygrp" field.

Impact

Exploitation of this vulnerability crashes the application, resulting in a denial-of-service condition. However, this vulnerability is a buffer overflow, and may allow the execution of arbitrary code on the local system with the privileges of the current user.

Solution

This vulnerability was fixed by a sever-side resolution in February 2002. No user action is required.

Vendor Information

755755
 

CVSS Metrics

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References

Acknowledgements

This vulnerability was discovered by Adam Lang.

This document was written by Jason Rafail.

Other Information

CVE IDs: None
CERT Advisory: CA-2002-16
Severity Metric: 22.78
Date Public: 2002-02-26
Date First Published: 2002-06-05
Date Last Updated: 2002-06-05 21:08 UTC
Document Revision: 22

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