PT-2026-48869 · Undefined · Undefined

Published 2026-06-12 · Updated 2026-06-12 · CVE-2017-20240

NVD

CVSS v3.1

5.9

Medium

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

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.

Fix

Weakness Enumeration

CWE-208

Related Identifiers

CVE-2017-20240

Affected Products

Undefined

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2017-20240 · Security Note
• https://github.com/arodland/Crypt-PBKDF2/pull/6 · Note
• https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.161520/source/lib/Crypt/PBKDF2.pm#L123-148 · Note
• http://openwall.com/lists/oss-security/2026/06/12/3 · Note
• https://metacpan.org/release/ARODLAND/Crypt-PBKDF2-0.261630/changes · Note