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CVE-2014-4113

Known Exploited (CISA KEV)HIGH

7.8

CVSS Severity Score

EPSS Score29.4990%

EPSS Percentile96.73th

PublishedOct 15, 2014

Last ModifiedApr 22, 2026

Vulnerability 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."

Affected Platforms (CPE)

💻

Microsoft

Windows 7

All versions

💻

Microsoft

Windows 8

All versions

💻

Microsoft

Windows 8.1

All versions

💻

Microsoft

Windows Rt

All versions

💻

Microsoft

Windows Rt 8.1

All versions

💻

Microsoft

Windows Server 2003

All versions

💻

Microsoft

Windows Server 2008

All versions

💻

Microsoft

Windows Server 2008

= r2

💻

Microsoft

Windows Server 2012

All versions

💻

Microsoft

Windows Server 2012

= r2

💻

Microsoft

Windows Vista

All versions

References & Advisories

🔗 http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-a-windows-kernel-mode-vulnerability-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://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058

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