OLE 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 remote attackers to gain privileges via crafted input, as demonstrated by a transition from Low Integrity to Medium Integrity, aka "OLE Elevation of Privilege Vulnerability," a different vulnerability than CVE-2015-2417.