CVE-2001-0471: SSH

High severity, CVSS 7.5. EPSS: 5.6% chance of exploitation in the next 30 days.

SSH daemon version 1 (aka SSHD-1 or SSH-1) 1.2.30 and earlier does not log repeated login attempts, which could allow remote attackers to compromise accounts without detection via a brute force attack.

Affected products

• SSH SSH: up to and including 1.2.30

Published 2001-06-27. Last modified 2026-06-16.