CVE-2007-2038 Denial of service in n/a

Medium 6.1 Published 16 Apr 2007 Updated 7 Aug 2024

Remote attackers on a local wireless network can cause denial of service in Cisco Wireless LAN Controllers via crafted packets.

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-2007-2038?

CVE-2007-2038 is a medium-severity denial of service vulnerability in n/a, published on 16 Apr 2007. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The Network Processing Unit (NPU) in the Cisco Wireless LAN Controller (WLC) before 3.2.193.5, 4.0.x before 4.0.206.0, and 4.1.x allows remote attackers on a local wireless network to cause a denial of service (loss of packet forwarding) via (1) crafted SNAP packets, (2) malformed 802.11 traffic, or (3) packets with certain header length values, aka Bug ID CSCsg36361.

Which versions are affected by CVE-2007-2038?

It affects 4 products.

Products include Cisco 2000 Wireless Lan Controller, Cisco 2100 Wireless Lan Controller, Cisco 4100 Wireless Lan Controller, Cisco 4400 Wireless Lan Controller.

How do I fix CVE-2007-2038?

No fix has been published for CVE-2007-2038 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-2007-2038 being exploited?

There is no known exploitation of CVE-2007-2038 in the wild and no public exploit code.

Sources

Also known as GHSA-7vw2-4wvp-q8jh.