Description
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, and R2, and Windows 7 does not properly validate user-mode input, which allows local users to gain privileges via a crafted application, aka "Win32k Window Class Improper Pointer Validation Vulnerability."
References (6)
Core 6
Core References
Vendor Advisory third-party-advisory
x_refsource_secunia
http://secunia.com/advisories/43255
Vendor Advisory vdb-entry
x_refsource_vupen
http://www.vupen.com/english/advisories/2011/0325
Third Party Advisory, VDB Entry vdb-entry
signature
x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11638
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/46149
Vendor Advisory vendor-advisory
x_refsource_ms
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-012
Third Party Advisory, VDB Entry vdb-entry
x_refsource_osvdb
http://osvdb.org/70817
Scores
EPSS
0.0168
EPSS Percentile
74.2%
Details
CWE
CWE-20
Status
published
Products (6)
microsoft/windows_2003_server
(2 CPE variants)
microsoft/windows_7
(2 CPE variants)
microsoft/windows_server_2003
microsoft/windows_server_2008
(8 CPE variants)
microsoft/windows_vista
(3 CPE variants)
microsoft/windows_xp
(2 CPE variants)
Published
Feb 09, 2011
Tracked Since
Feb 18, 2026