CVE-1999-1211: Sun Sunos

High severity, CVSS 7.2. EPSS: 0.3% chance of exploitation in the next 30 days.

Vulnerability in in.telnetd in SunOS 4.1.1 and earlier allows local users to gain root privileges.

Affected products

• Sun Sunos: up to and including 4.1.1

Published 1991-03-27. Last modified 2026-06-16.