CVE-2006-4397: Apple Mac OS X

Medium severity, CVSS 4.6. EPSS: 0.3% chance of exploitation in the next 30 days.

Unchecked error condition in LoginWindow in Apple Mac OS X 10.4 through 10.4.7 prevents Kerberos tickets from being destroyed if a user does not successfully log on to a network account from the login window, which might allow later users to gain access to the original user's Kerberos tickets.

Affected products

• Apple Mac OS X: version 10.4 only; version 10.4.1 only; version 10.4.2 only; version 10.4.3 only; version 10.4.4 only; version 10.4.5 only; …

Published 2006-10-03. Last modified 2026-06-16.