CVE-2011-0189: Apple Mac OS X

Medium severity, CVSS 5.0. EPSS: 1% chance of exploitation in the next 30 days.

The default configuration of Terminal in Apple Mac OS X 10.6 before 10.6.7 uses SSH protocol version 1 within the New Remote Connection dialog, which might make it easier for man-in-the-middle attackers to spoof SSH servers by leveraging protocol vulnerabilities.

Affected products

• Apple Mac OS X: version 10.6.0 only; version 10.6.1 only; version 10.6.2 only; version 10.6.3 only; version 10.6.4 only; version 10.6.5 only; …
• Apple Mac OS X Server: version 10.6.0 only; version 10.6.1 only; version 10.6.2 only; version 10.6.3 only; version 10.6.4 only; version 10.6.5 only; …
• Apple Terminal: any version

Published 2011-03-23. Last modified 2026-06-16.