Vulnerability in Cisco Aironet Access Point Software (Ios Xe Controller)
CVE-2022-20728
A vulnerability in the client forwarding code of multiple Cisco Access Points (APs) could allow an unauthenticated, adjacent attacker to inject packets from the native VLAN to clients within nonnative VLANs on an affected device. This vuln…
EPSS: 0.001 (21.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N.
Affected products
- Cisco Aironet Access Point Software (Ios Xe Controller) — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- 20220927 Cisco Access Points VLAN Bypass from Native VLAN Vulnerability (vendor-advisory, x_refsource_CISCO)
Frequently asked questions
- What is CVE-2022-20728?
- CVE-2022-20728 is a medium-severity vulnerability in Cisco Aironet Access Point Software (Ios Xe Controller), classified under Improper Access Control. CVSS score: 4.7/10. Published 2022-09-30.
- How severe is CVE-2022-20728?
- Medium severity. CVSS v3 base score is 4.7 out of 10.
- Is CVE-2022-20728 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.