CVE-2009-2861 Denial of service in n/a

High 7.3 Published 27 Aug 2009 Updated 17 Sep 2024

Remote attackers can spoof a controller via crafted RRM packets to cause a denial of service on Cisco Aironet access points.

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-2009-2861?

CVE-2009-2861 is a high-severity denial of service vulnerability in n/a, published on 27 Aug 2009. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The Over-the-Air Provisioning (OTAP) functionality on Cisco Aironet Lightweight Access Point 1100 and 1200 devices does not properly implement access-point association, which allows remote attackers to spoof a controller and cause a denial of service (service outage) via crafted remote radio management (RRM) packets, aka "SkyJack" or Bug ID CSCtb56664.

Which versions are affected by CVE-2009-2861?

It affects 2 products.

Products include Cisco Aironet Ap1100, Cisco Aironet Ap1200.

How do I fix CVE-2009-2861?

No fix has been published for CVE-2009-2861 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-2009-2861 being exploited?

There is no known exploitation of CVE-2009-2861 in the wild and no public exploit code.

Sources

Also known as GHSA-46qm-6m33-4283.