CVE-2011-1231

8.4 HIGH
Published: April 13, 2011 Modified: April 29, 2026
View on NVD

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, R2, and R2 SP1, and Windows 7 Gold and SP1 allows local users to gain privileges via a crafted application that triggers a NULL pointer dereference, a different vulnerability than other "Vulnerability Type 2" CVEs listed in MS11-034, aka "Win32k Null Pointer De-reference Vulnerability."

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://osvdb.org/71737
Source: secure@microsoft.com
http://secunia.com/advisories/44156
Source: secure@microsoft.com
http://www.securityfocus.com/bid/47231
Source: secure@microsoft.com
http://www.securitytracker.com/id?1025345
Source: secure@microsoft.com
http://www.us-cert.gov/cas/techalerts/TA11-102A.html
Source: secure@microsoft.com
US Government Resource
http://osvdb.org/71737
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/44156
Source: af854a3a-2127-422b-91ae-364da2661108
http://support.avaya.com/css/P8/documents/100133352
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/47231
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securitytracker.com/id?1025345
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.us-cert.gov/cas/techalerts/TA11-102A.html
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
http://www.vupen.com/english/advisories/2011/0952
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/66413
Source: af854a3a-2127-422b-91ae-364da2661108

22 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.4 / 10.0
EPSS (Exploit Probability)
0.9%
75th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

microsoft