CVE-2014-4113

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."

Score: CVSS 3.1 7.8 High
Status: Analyzed - secure@microsoft.com
Published: 2014-10-15
Last modified: 2025-10-22
Known exploited (CISA KEV): since 2022-05-04, action due 2022-05-25: Apply updates per vendor instructions.

Affected products

References

http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-a-windows-kernel-mode-vulnerability-cve-2014-…
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://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058
https://github.com/sam-b/CVE-2014-4113
https://www.exploit-db.com/exploits/37064/
https://www.exploit-db.com/exploits/39666/
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-4113