CVEvulnerability
CVE-2026-9641
5.3 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-06-12
- Last modified
- 2026-10-26
- Assigner
- 9b29abf9-4ab0-4765-b253-1875cd9b441e
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Weaknesses
- CWE-916
Description
Crypt::PBKDF2 versions before 0.261630 for Perl have a weak default algorithm and number of iterations.
The default algorithm is HMAC-SHA1, which should only be used for legacy systems.
These versions default to using 1000 iterations.
Depending on the chosen algorithm, 220,000 to 1,400,000 iterations should be used.
Related
Weakness · CWE (1)
- CWE-916 Use of Password Hash With Insufficient Computational Effort weakness
References
- https://cheatsheetseries.owasp.org/cheatsheets/Password_Storage_Cheat_Sheet.html#pbkdf2 cheatsheetseries.owasp.org
- https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes metacpan.org
- http://www.openwall.com/lists/oss-security/2026/06/12/5 www.openwall.com
- http://www.openwall.com/lists/oss-security/2026/06/13/1 www.openwall.com
- http://www.openwall.com/lists/oss-security/2026/06/14/1 www.openwall.com
- http://www.openwall.com/lists/oss-security/2026/06/14/2 www.openwall.com
- http://www.openwall.com/lists/oss-security/2026/06/14/3 www.openwall.com