Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 SP1 mishandle library loading, which allows local users to gain privileges via a crafted application, aka "Windows Library Loading Remote Code Execution Vulnerability."
https://www.exploit-db.com/exploits/38918/
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-132