CVE-2011-1267 Denial of service in n/a

High 7.8 Published Updated

Remote attackers can cause a system hang in Windows SMB servers via crafted requests, requiring patches for affected operating systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2011-1267?

CVE-2011-1267 is a high-severity denial of service vulnerability in Microsoft Windows 7, published on 16 Jun 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The SMB server in Microsoft Windows Vista SP1 and SP2, Windows Server 2008 Gold, SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote attackers to cause a denial of service (system hang) via a crafted (1) SMBv1 or (2) SMBv2 request, aka "SMB Request Parsing Vulnerability."

Weakness: CWE-399

Which versions are affected by CVE-2011-1267?

It affects 3 products.

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

How do I fix CVE-2011-1267?

No fix has been published for CVE-2011-1267 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2011-1267 being exploited?

There is no known exploitation of CVE-2011-1267 in the wild and no public exploit code.

All Microsoft Windows 7 vulnerabilities

Sources

Also known as GHSA-fwvm-pr27-hw36.

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