CVE-2017-20240

MediumCVSS 5.9/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 5.9/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-208

Affected software

No affected versions have been published.

Timeline

Published
Jun 12, 2026
Last modified
Jun 17, 2026
NVD status
Deferred

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CVE-2017-20240: Medium severity, CVSS 5.9 | Vulnix