CVE-2000-0999: OpenBSD OpenSSH

High severity, CVSS 10.0. EPSS: 11.9% chance of exploitation in the next 30 days.

Format string vulnerabilities in OpenBSD ssh program (and possibly other BSD-based operating systems) allow attackers to gain root privileges.

Affected products

• OpenBSD OpenSSH: version 4.5 only

Published 2000-12-11. Last modified 2026-06-16.