CVE-2012-0157

8.4 HIGH
Published: March 13, 2012 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 SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 does not properly handle window messaging, which allows local users to gain privileges via a crafted application that calls the PostMessage function, aka "PostMessage Function Vulnerability."

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

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/80002
Source: secure@microsoft.com
http://www.us-cert.gov/cas/techalerts/TA12-073A.html
Source: secure@microsoft.com
US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-018
Source: secure@microsoft.com
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14217
Source: secure@microsoft.com
http://osvdb.org/80002
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.us-cert.gov/cas/techalerts/TA12-073A.html
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-018
Source: af854a3a-2127-422b-91ae-364da2661108
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14217
Source: af854a3a-2127-422b-91ae-364da2661108

8 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.4 / 10.0
EPSS (Exploit Probability)
1.4%
81th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

microsoft

Related CVEs

CVE-2026-7779 4.3
CVE-2026-42238 N/A
CVE-2026-42223 6.5
CVE-2026-42222 8.1
CVE-2026-42221 8.1