vulnerability
Arch Linux: Private key recovery (CVE-2021-33880)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 3 | (AV:N/AC:H/Au:N/C:P/I:N/A:N) | Jun 6, 2021 | Jul 11, 2025 | Nov 27, 2025 |
Severity
3
CVSS
(AV:N/AC:H/Au:N/C:P/I:N/A:N)
Published
Jun 6, 2021
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
The aaugustin websockets library before 9.1 for Python has an observable timing discrepancy on servers when HTTP Basic Authentication is enabled with basic_auth_protocol_factory(credentials=...). An attacker may be able to guess a password via a timing attack.
Solution
arch-linux-upgrade-latest
References
- CVE-2021-33880
- https://attackerkb.com/topics/CVE-2021-33880
- URL-https://github.com/aaugustin/websockets/commit/547a26b685d08cac0aa64e5e65f7867ac0ea9bc0
- URL-https://security.archlinux.org/ASA-202106-26
- URL-https://www.oracle.com/security-alerts/cpuapr2022.html
- URL-https://www.oracle.com/security-alerts/cpujan2022.html
- CWE-203
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