CLFS in Windows Server 2008 SP2 and R2 SP1 Windows 7 SP1 Windows 8.1 Windows Server 2012 Gold and R2 Windows RT 8.1 Windows 10 Gold 1511 1607 1703 and Windows Server 2016 allows an elevation of privilege vulnerability due to the way it handles objects in memory aka \Windows CLFS Elevation of Privilege Vulnerability\.