CVE-2016-9220: Cisco Aironet Access Point Software

Medium severity, CVSS 4.3. EPSS: 0.4% chance of exploitation in the next 30 days.

A Denial of Service Vulnerability in 802.11 ingress packet processing of the Cisco Mobility Express 2800 and 3800 Access Points (APs) could allow an unauthenticated, adjacent attacker to cause the connection table to be full of invalid connections and be unable to process new incoming requests. More Information: CSCvb66659. Known Affected Releases: 8.2(130.0). Known Fixed Releases: 8.2(131.10) 8.2(131.6) 8.2(141.0) 8.3(104.56) 8.4(1.88) 8.4(1.91).

Affected products

• Cisco Aironet Access Point Software: version 8.2(130.0) only

Published 2017-01-26. Last modified 2026-06-17.