CVE-2009-3940 Denial of service in n/a

Low 2.1 Published 16 Nov 2009 Updated 7 Aug 2024

Guest OS users can cause a denial of service via memory consumption in VirtualBox Guest Additions, requiring an upgrade to mitigate.

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-2009-3940?

CVE-2009-3940 is a low-severity denial of service vulnerability in n/a, published on 16 Nov 2009. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Unspecified vulnerability in Guest Additions in Sun xVM VirtualBox 1.6.x and 2.0.x before 2.0.12, 2.1.x, and 2.2.x, and Sun VirtualBox before 3.0.10, allows guest OS users to cause a denial of service (memory consumption) on the guest OS via unknown vectors.

Which versions are affected by CVE-2009-3940?

It affects 2 products.

Products include Sun Virtualbox, Sun Xvm Virtualbox.

How do I fix CVE-2009-3940?

No fix has been published for CVE-2009-3940 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-2009-3940 being exploited?

There is no known exploitation of CVE-2009-3940 in the wild and no public exploit code.

Sources

Also known as GHSA-96hr-q94p-6j22.