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 users UsrClass.dat registry hive, aka MSRC ID 20674 or Microsoft User Profile Service Elevation of Privilege Vulnerability.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Windows_7 | Microsoft | –sp1 (including) | –sp1 (including) |
| Windows_8 | Microsoft | - (including) | - (including) |
| Windows_8.1 | Microsoft | - (including) | - (including) |
| Windows_rt | Microsoft | –gold (including) | –gold (including) |
| Windows_rt_8.1 | Microsoft | - (including) | - (including) |
| Windows_server_2003 | Microsoft | * | * |
| Windows_server_2008 | Microsoft | –sp2 (including) | –sp2 (including) |
| Windows_server_2008 | Microsoft | r2-sp1 (including) | r2-sp1 (including) |
| Windows_server_2012 | Microsoft | –gold (including) | –gold (including) |
| Windows_server_2012 | Microsoft | r2 (including) | r2 (including) |
| Windows_vista | Microsoft | –sp2 (including) | –sp2 (including) |