Actively exploited · Published Oct 15, 2014 · Assigned by microsoft
CVE-2014-4113
High 7.8 Exploited
In plain English
A high-severity security flaw in Win32k from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on May 4, 2022). The chance it is exploited in the next 30 days is estimated at 86.6% (higher than 99.7% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit, public proof-of-concept code. Apply updates per vendor instructions.
CISA guidance
Apply updates per vendor instructions.
Federal agencies must remediate by May 25, 2022.
Official 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 products (as reported)
References
- http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx x_refsource_CONFIRM
- http://packetstormsecurity.com/files/131964/Windows-8.0-8.1-x64-TrackPopupMenu-Privilege-Escalation.html x_refsource_MISC
- 60970 third-party-advisory, x_refsource_SECUNIA
- 37064 exploit, x_refsource_EXPLOIT-DB
- 70364 vdb-entry, x_refsource_BID
- 113167 vdb-entry, x_refsource_OSVDB
- MS14-058 vendor-advisory, x_refsource_MS
- 39666 exploit, x_refsource_EXPLOIT-DB
- 35101 exploit, x_refsource_EXPLOIT-DB
- https://github.com/sam-b/CVE-2014-4113 x_refsource_MISC
- http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-a-windows-kernel-mode-vulnerability-cve-2014-4113/ x_refsource_MISC
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-4113 government-resource