Vulnerability Report

CVE-2012-0157

Title: Microsoft Windows Server 2008 Auth Bypass

Auth Bypass

Proof Of Concept

No public PoC currently indexed for CVE-2012-0157.

CWE Category CWE-20
Published Date Mar 13, 2012
Modified Date Jun 16, 2026
Exploit Status Not Found
Score 8.4 CVSS v3.1
Exploit Probability (EPSS)
1.44%

Vulnerability Summary

CVE-2012-0157: 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."

Impacted Vendors

M
microsoft 5

Reference Links

http://osvdb.org/80002 http://www.us-cert.gov/cas/techalerts/TA12-073A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-018 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14217 http://osvdb.org/80002 http://www.us-cert.gov/cas/techalerts/TA12-073A.html https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-018 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14217
CVSS v3.1
Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0
Severity HIGH
8.4
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
Source Entity [email protected]
Severity HIGH
7.2
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:L/AC:L/Au:N/C:C/I:C/A:C

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2012-0157 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.