CVE-2000-0158: Sco Openserver

High severity, CVSS 7.5. EPSS: 1.8% chance of exploitation in the next 30 days.

Buffer overflow in MMDF server allows remote attackers to gain privileges via a long MAIL FROM command to the SMTP daemon.

Affected products

• Sco Openserver: version 5.0 only; version 5.0.2 only; version 5.0.4 only; version 5.0.5 only

Published 2000-02-16. Last modified 2026-06-16.