CVE-2000-0996: OpenBSD

High severity, CVSS 7.2. EPSS: 0.5% chance of exploitation in the next 30 days.

Format string vulnerability in OpenBSD su program (and possibly other BSD-based operating systems) allows local attackers to gain root privileges via a malformed shell.

Affected products

• OpenBSD OpenBSD: any version

Published 2000-12-19. Last modified 2026-09-23.