Apple has released an update to address CVE 2014-1347 (1) for iTunes which addresses a specific vulnerability in the permissions of files and folders of the system.  This vulnerability address a sitution, where "upon each reboot, the permissions for the /Users and /Users/Shared directories would be set to world-writable, allowing modification of these directories. This issue was addressed with improved permission handling". 

As always, please ensure that all changes are tested and deployed in compliance with enterprise change management standards :)

(1)http://support.apple.com/kb/TS5434

tony d0t carothers --gmail