CVE-2006-0393: Apple Mac OS X

Medium severity, CVSS 4.0. EPSS: 2% chance of exploitation in the next 30 days.

OpenSSH in Apple Mac OS X 10.4.7 allows remote attackers to cause a denial of service or determine account existence by attempting to log in using an invalid user, which causes the server to hang.

Affected products

• Apple Mac OS X: version 10.4.7 only
• Apple Mac OS X Server: version 10.4.7 only

Published 2006-08-03. Last modified 2026-06-16.