CVE-2015-6311 Denial of service in n/a

Medium 6.1 Published Updated

Remote attackers can cause a denial of service on Cisco Wireless LAN Controllers by sending malformed 802.11i management data to managed 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-2015-6311?

CVE-2015-6311 is a medium-severity denial of service vulnerability in n/a, published on 8 Oct 2015. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Cisco Wireless LAN Controller (WLC) devices with software 7.0(240.0), 7.3(101.0), and 7.4(1.19) allow remote attackers to cause a denial of service (device outage) by sending malformed 802.11i management data to a managed access point, aka Bug ID CSCub65236.

Weakness: CWE-399

Which versions are affected by CVE-2015-6311?

It affects 1 product.

Products include Cisco Wireless Lan Controller.

How do I fix CVE-2015-6311?

No fix has been published for CVE-2015-6311 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-2015-6311 being exploited?

There is no known exploitation of CVE-2015-6311 in the wild and no public exploit code.

Sources

Also known as GHSA-v3p4-x5x8-8pm8.

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