win32k.sys in the kernel-mode drivers 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 via a crafted application, as exploited in the wild in October 2014, aka "Win32k.sys Elevation of Privilege Vulnerability."

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-4113
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058
• https://github.com/sam-b/CVE-2014-4113
• http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx
• http://osvdb.org/show/osvdb/113167
• http://packetstormsecurity.com/files/131964/Windows-8.0-8.1-x64-TrackPopupMenu-Privilege-Escalation.html
• http://secunia.com/advisories/60970
• http://www.exploit-db.com/exploits/35101
• http://www.securityfocus.com/bid/70364
• https://www.exploit-db.com/exploits/37064
• https://www.exploit-db.com/exploits/39666
• http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-a-windows-kernel-mode-vulnerability-cve-2014-4113