CVE-2008-3610: Apple Mac OS X

High severity, CVSS 7.6. EPSS: 2% chance of exploitation in the next 30 days.

Race condition in Login Window in Apple Mac OS X 10.5 through 10.5.4, when a blank-password account is enabled, allows attackers to bypass password authentication and login to any account via multiple attempts to login to the blank-password account, followed by selection of an arbitrary account from the user list.

Affected products

• Apple Mac OS X: version 10.5 only; version 10.5.1 only; version 10.5.2 only; version 10.5.3 only; version 10.5.4 only
• Apple Mac OS X Server: version 10.5 only; version 10.5.1 only; version 10.5.2 only; version 10.5.3 only; version 10.5.4 only

Published 2008-09-16. Last modified 2026-06-16.