CVE-2022-23303
First published: Mon Jan 17 2022(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| W1.fi Hostapd | <2.10 | |
| W1.fi Wpa Supplicant | <2.10 | |
| Fedoraproject Fedora | =35 |
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Reference Links
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YPDHU5MV464CZBPX7N2SNMUYP6DFIBZL/
- https://security.gentoo.org/glsa/202309-16
- https://w1.fi/security/2022-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPDHU5MV464CZBPX7N2SNMUYP6DFIBZL/
Frequently Asked Questions
What is CVE-2022-23303?
CVE-2022-23303 is a vulnerability in the implementations of SAE in hostapd and wpa_supplicant, which are used for Wi-Fi access point management and Wi-Fi client management, respectively.
What is the severity of CVE-2022-23303?
CVE-2022-23303 has a severity rating of critical with a score of 9.8.
Which software versions are affected by CVE-2022-23303?
Versions before 2.10 of hostapd and wpa_supplicant are affected by CVE-2022-23303.
What is the impact of CVE-2022-23303?
CVE-2022-23303 allows attackers to perform side channel attacks due to cache access patterns, potentially compromising the security of the Wi-Fi connections.
How can I fix CVE-2022-23303?
To fix CVE-2022-23303, upgrade to hostapd and wpa_supplicant versions 2.10 or above.
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