CVE-2011-0090 Memory corruption in n/a

High 7.2 Published Updated

Local attackers can gain elevated privileges by exploiting a memory corruption vulnerability in the Windows kernel-mode driver win32k.sys.

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

What is CVE-2011-0090?

CVE-2011-0090 is a high-severity memory corruption vulnerability in Microsoft Windows 2003 Server, published on 9 Feb 2011. 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 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 Memory Corruption Vulnerability."

Weakness: CWE-20

Which versions are affected by CVE-2011-0090?

It affects 6 products.

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

How do I fix CVE-2011-0090?

No fix has been published for CVE-2011-0090 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2011-0090 being exploited?

There is no known exploitation of CVE-2011-0090 in the wild and no public exploit code.

All Microsoft Windows 2003 Server vulnerabilities

Sources

Also known as GHSA-3f3j-q83h-x4c7.

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