CVE-2000-0042: Csm Mail Server

High severity, CVSS 10.0. EPSS: 3% chance of exploitation in the next 30 days.

Buffer overflow in CSM mail server allows remote attackers to cause a denial of service or execute commands via a long HELO command.

Affected products

• Csm Mail Server: version 1999-07b only; version 1999-07f only; version 1999-07g only; version 1999-07h only; version 1999-07i only; version 1999-07m only; …

Published 1999-12-29. Last modified 2026-06-16.