CVE-2006-0138: Amsn

Medium severity, CVSS 5.0. EPSS: 6.4% chance of exploitation in the next 30 days.

aMSN (aka Alvaro's Messenger) allows remote attackers to cause a denial of service (client hang and termination of client's instant-messaging session) by repeatedly sending crafted data to the default file-transfer port (TCP 6891).

Affected products

• Amsn Amsn: any version

Published 2006-01-09. Last modified 2026-06-16.