CVE-2016-9221: cisco aironet_access_point_software Resource Management Errors
Vulnerability summary
CVE-2016-9221 is a medium (CVSS 4.3) Resource Management Errors vulnerability in cisco aironet_access_point_software. EPSS estimates a 0.54% chance of exploitation in the next 30 days, higher than 44.5% of scored vulnerabilities.
Timeline
- 26-01-2017PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
A Denial of Service Vulnerability in 802.11 ingress connection authentication handling for the Cisco Mobility Express 2800 and 3800 Access Points (APs) could allow an unauthenticated, adjacent attacker to cause authentication to fail. Affected Products: This vulnerability affects Cisco Mobility Express 2800 Series and 3800 Series Access Points when configured in local mode in 40 MHz. More Information: CSCvb33575. Known Affected Releases: 8.2(121.12) 8.4(1.82). Known Fixed Releases: 8.2(131.2) 8.2(131.3) 8.2(131.4) 8.2(141.0) 8.3(104.53) 8.3(104.54) 8.4(1.80) 8.4(1.85).
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.54%
Chance of exploitation in the next 30 days
Percentile
45%
Versus all other CVEs
30-day change
0.00 pp
From 0.54% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Cisco1 product
- aironet_access_point_software8.2\(121.12\) | 8.4\(1.82\)
1 vendor · 1 product
References
2 links- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-cme2X Refsource CONFIRMVendor Advisory