Pidgin MSN Nudge Messages Remote Denial Of Service Vulnerability

BID:25872

Info

Pidgin MSN Nudge Messages Remote Denial Of Service Vulnerability

Bugtraq ID: 25872
Class: Design Error
CVE: CVE-2007-4996
Remote: Yes
Local: No
Published: Oct 01 2007 12:00AM
Updated: Oct 05 2007 05:48PM
Credit: Evan Schoenberg discovered this issue.
Vulnerable: Slackware Linux 12.0
Redhat Fedora Core7
Pidgin Pidgin 2.2
Pidgin Pidgin 2.1
Pidgin Pidgin 2.0.2
Foresight Linux Foresight Linux 1.1
Not Vulnerable: Pidgin Pidgin 2.2.1

Discussion

Pidgin MSN Nudge Messages Remote Denial Of Service Vulnerability

Pidgin is prone to a remote denial-of-service vulnerability because it fails to handle specially crafted messages.

Attackers can exploit this issue to crash the application, denying service to legitimate users.

Versions prior to Pidgin 2.2.1 are vulnerable.

Exploit / POC

Pidgin MSN Nudge Messages Remote Denial Of Service Vulnerability

Attackers can exploit this issue using a chat client that can send MSN 'Nudge' messages.

Solution / Fix

Pidgin MSN Nudge Messages Remote Denial Of Service Vulnerability

Solution:
The vendor released Pidgin 2.2.1 to address this issue. Please see the references for more information.


Slackware Linux 12.0

Pidgin Pidgin 2.0.2

Pidgin Pidgin 2.1

Pidgin Pidgin 2.2

References

Pidgin MSN Nudge Messages Remote Denial Of Service Vulnerability

References:
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