CVE-2011-3408 Privilege escalation in n/a

High 7.2 Published Updated

Local attackers can gain elevated privileges by exploiting improper permission checks in the CSRSS subsystem of Microsoft Windows.

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-2011-3408?

CVE-2011-3408 is a high-severity vulnerability in Microsoft Windows 7, published on 14 Dec 2011. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Csrsrv.dll in the Client/Server Run-time Subsystem (aka CSRSS) in the Win32 subsystem 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 check permissions for sending inter-process device-event messages from low-integrity processes to high-integrity processes, which allows local users to gain privileges via a crafted application, aka "CSRSS Local Privilege Elevation Vulnerability."

Weakness: CWE-264

Which versions are affected by CVE-2011-3408?

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-2011-3408?

No fix has been published for CVE-2011-3408 yet. Limit exposure of the affected software until one is available.

Is CVE-2011-3408 being exploited?

There is no known exploitation of CVE-2011-3408 in the wild and no public exploit code.

All Microsoft Windows 7 vulnerabilities

Sources

Also known as GHSA-f3j5-34f5-qj7q.

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