CVE-2022-20945 Cisco Catalyst 9100 Series Access Points Association Request Denial of Service Vulnerability
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2022-20945?
CVE-2022-20945 is a high-severity vulnerability in Cisco Aironet Access Point Software (IOS XE Controller), published on 30 Sep 2022.
Official description
A vulnerability in the 802.11 association frame validation of Cisco Catalyst 9100 Series Access Points (APs) could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation of certain parameters within association request frames received by the AP. An attacker could exploit this vulnerability by sending a crafted 802.11 association request to a nearby device. An exploit could allow the attacker to unexpectedly reload the device, resulting in a DoS condition.
Which versions are affected by CVE-2022-20945?
It affects 4 products.
Products include Cisco Catalyst 9800-40 Firmware, Cisco Catalyst 9800-80 Firmware, Cisco Catalyst 9800-Cl Firmware, Cisco Catalyst 9800-L Firmware.
How do I fix CVE-2022-20945?
No fix has been published for CVE-2022-20945 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-20945 being exploited?
There is no known exploitation of CVE-2022-20945 in the wild and no public exploit code.
Sources
Also known as GHSA-w565-xpj5-g5rx.