CVE-2022-23303
9.8
CRITICAL · CVSS 3.1 · EPSS 3.1% (pctl 87)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
The implementations of SAE in hostapd before 2.10 and wpa_supplicant before 2.10 are vulnerable to side channel attacks as a result of cache access patterns. NOTE: this issue exists because of an incomplete fix for CVE-2019-9494.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.05% — more likely to be exploited than 87% of all CVEs |
| Weakness | CWE-203 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2022-01-17 |
| Last modified | 2026-07-14 |
Affected (3)
| Vendor | Product |
|---|---|
| fedoraproject | fedora |
| w1.fi | hostapd |
| w1.fi | wpa supplicant |
References
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPDHU5MV464CZBPX7N2SNMUYP6DFIBZL/
- https://security.gentoo.org/glsa/202309-16
- https://w1.fi/security/2022-1/
- https://lists.debian.org/debian-lts-announce/2025/04/msg00019.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPDHU5MV464CZBPX7N2SNMUYP6DFIBZL/
- https://security.gentoo.org/glsa/202309-16
- https://w1.fi/security/2022-1/
- https://cert-portal.siemens.com/productcert/html/ssa-585531.html
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