Microsoft Win32k Privilege Escalation Vulnerability

HIGH 7.8EXPLOITED (CISA KEV)CVE-2014-4113 · Published 15/10/2014 · updated 17/06/2026

Microsoft Win32k Privilege Escalation Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 04/05/2022. Patch affected systems as an emergency.

Package	Affected versions	Patched versions
Win32k Microsoft	Versions not published yet (product named by CISA KEV)

Description

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

blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-a-windows-kernel-mode-vulnerability-cve-2014-4113 · Exploit
blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx · Not Applicable
osvdb.org/show/osvdb/113167 · Broken Link
packetstormsecurity.com/files/131964/Windows-8.0-8.1-x64-TrackPopupMenu-Privilege-Escalation.html · Exploit
secunia.com/advisories/60970 · Broken Link
exploit-db.com/exploits/35101 · Exploit
securityfocus.com/bid/70364 · Broken Link
docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058 · Patch
sam-b/CVE-2014-4113 · Third Party Advisory
exploit-db.com/exploits/37064 · Exploit
exploit-db.com/exploits/39666 · Third Party Advisory
cisa.gov/known-exploited-vulnerabilities-catalog · US Government Resource
CISA KEV · CVE-2014-4113

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