vulnerability
Arch Linux: Private key recovery (CVE-2020-28924)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:P/I:N/A:N) | Nov 19, 2020 | Jul 11, 2025 | Nov 27, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Nov 19, 2020
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
An issue was discovered in rclone 1.49.0 up to 1.53.2. Due to the use of a weak random number generator, the password generator has been producing weak passwords with much less entropy than advertised. The suggested passwords depend deterministically on the time rclone was started. This limits the entropy of the passwords enormously. These passwords are often used in the crypt backend for encryption of data. It would be possible to make a dictionary of all possible passwords with about 38 million entries per password length. This would make decryption of secret material possible with a plausible amount of effort. NOTE: all passwords generated by affected versions should be changed.
Solution
arch-linux-upgrade-latest
References
- CVE-2020-28924
- https://attackerkb.com/topics/CVE-2020-28924
- URL-https://github.com/rclone/rclone/issues/4783
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UJIFT24Q6EFXLQZ24AER2QGFFZLMIPCD/
- URL-https://rclone.org/downloads/
- URL-https://security.archlinux.org/ASA-202011-17
- URL-https://security.gentoo.org/glsa/202107-14
- CWE-331
- CWE-338
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