Original release date: December 23, 2014

Apple has released security updates for OS X Mountain Lion, Mavericks, and Yosemite to address multiple vulnerabilities in the Network Time Protocol daemon. Exploitation of these vulnerabilities may allow a remote attacker to take control of a vulnerable system.

US-CERT encourages users and administrators to review Apple Security Update HT6601 and Vulnerability Note VU#852879 for additional information, and apply the necessary updates.

This product is provided subject to this Notification and this Privacy & Use policy.