Description
Use-after-free vulnerability in win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that leverages incorrect driver object management, a different vulnerability than other "Vulnerability Type 1" CVEs listed in MS11-034, aka "Win32k Use After Free Vulnerability."
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 1 repository
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BrunoPujos/CVE-2011-1237 ★ 1 · May 19, 2017
POC for exploit of CVE-2011-1237
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- mswin-win32k-var25-priv-escalation(66419) vdb-entry
- TA11-102A third-party-advisory
- 71752 vdb-entry
- 47214 vdb-entry
- MS11-034 vendor-advisory
- ADV-2011-0952 vdb-entry
- http://support.avaya.com/css/P8/documents/100133352
- oval:org.mitre.oval:def:12467 vdb-entry signature
- 44156 third-party-advisory
- http://blogs.technet.com/b/srd/archive/2011/04/12/ms11-034-addressing-vulnerabilities-in-the-win32k-subsystem.aspx
- 1025345 vdb-entry