CVE-2022-20945 is a denial-of-service vulnerability in Cisco Catalyst 9100 Series Access Points, including specific Catalyst 9800 models, caused by insufficient validation of 802.11 association request frames. An unauthenticated, adjacent attacker can exploit this by sending a crafted request, leading to an unexpected device reload and DoS. Rated Medium (CVSS 6.5), it requires adjacent network access but no user interaction or privileges. There is currently no evidence of active exploitation, public exploit code, or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 17.6, < 17.6.4CPE matchmatch criteria | cpe:2.3:o:cisco:catalyst_9800-l_firmware:*:*:*:*:*:*:*:* | ||
>= 17.6, < 17.6.4CPE matchmatch criteria | cpe:2.3:o:cisco:catalyst_9800-40_firmware:*:*:*:*:*:*:*:* | ||
>= 17.6, < 17.6.4CPE matchmatch criteria | cpe:2.3:o:cisco:catalyst_9800-80_firmware:*:*:*:*:*:*:*:* | ||
>= 17.6, < 17.6.4CPE matchmatch criteria | cpe:2.3:o:cisco:catalyst_9800-cl_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
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