CVE-2012-0157 Privilege escalation in n/a

High 8.4 Published Updated

Local attackers can gain elevated privileges by exploiting improper window messaging handling in the Windows kernel driver via a crafted application.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2012-0157?

CVE-2012-0157 is a high-severity vulnerability in Microsoft Windows 7, published on 13 Mar 2012. It can only be exploited from the same machine or local network, with no action from the victim.

Official 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."

Weakness: CWE-20

Which versions are affected by CVE-2012-0157?

It affects 5 products.

Products include Microsoft Windows 7, Microsoft Windows Server 2003, Microsoft Windows Server 2008, Microsoft Windows Vista, Microsoft Windows Xp.

How do I fix CVE-2012-0157?

No fix has been published for CVE-2012-0157 yet. Limit exposure of the affected software until one is available.

Is CVE-2012-0157 being exploited?

There is no known exploitation of CVE-2012-0157 in the wild and no public exploit code.

All Microsoft Windows 7 vulnerabilities

Sources

Also known as GHSA-55fr-8qcg-gvp7.

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