CVE-2016-6376 Denial of service in n/a

Medium 6.5 Published 2 Sep 2016 Updated 6 Aug 2024

Remote attackers can cause a device restart via malformed wIPS packets on Cisco WLC devices with the wIPS feature enabled.

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-2016-6376?

CVE-2016-6376 is a medium-severity denial of service vulnerability in n/a, published on 2 Sep 2016. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The Adaptive Wireless Intrusion Prevention System (wIPS) feature on Cisco Wireless LAN Controller (WLC) devices before 8.0.140.0, 8.1.x and 8.2.x before 8.2.121.0, and 8.3.x before 8.3.102.0 allows remote attackers to cause a denial of service (device restart) via a malformed wIPS packet, aka Bug ID CSCuz40263.

Weakness: CWE-399

Which versions are affected by CVE-2016-6376?

It affects 6 products.

Products include Cisco Wireless Lan Controller, Cisco Wireless Lan Controller 6.0, Cisco Wireless Lan Controller 7.0, Cisco Wireless Lan Controller 7.1, Cisco Wireless Lan Controller 7.2, Cisco Wireless Lan Controller 7.4.

How do I fix CVE-2016-6376?

No fix has been published for CVE-2016-6376 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-2016-6376 being exploited?

There is no known exploitation of CVE-2016-6376 in the wild and no public exploit code.

Sources

Also known as GHSA-4hmg-hvqw-h4p9.