CVE-2015-0004
The User Profile Service (aka ProfSvc) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges by conducting a junction attack to load another user’s UsrClass.dat registry hive, aka MSRC ID 20674 or "Microsoft User Profile Service Elevation of Privilege Vulnerability."
Date published : 2015-01-13
http://www.securityfocus.com/bid/71967
https://code.google.com/p/google-security-research/issues/detail?id=123