CVE-2017-20240
Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks
CVSS Score
5.9
EPSS Score
0.0%
EPSS Percentile
0th
Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key.
| CWE | CWE-208 |
| Vendor | arodland |
| Product | crypt::pbkdf2 |
| Published | Jun 12, 2026 |
| Last Updated | Jun 12, 2026 |
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Affected Versions
ARODLAND / Crypt::PBKDF2
0 < 0.261630
References
github.com: https://github.com/arodland/Crypt-PBKDF2/pull/6 metacpan.org: https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.161520/source/lib/Crypt/PBKDF2.pm#L123-148 metacpan.org: https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes openwall.com: http://www.openwall.com/lists/oss-security/2026/06/12/3