Ghostwire

CVE-2017-20240: Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq...

MEDIUM CVSS 5.5

Published: June 12, 2026 | Last Modified: June 12, 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.

Ghostwire Analysis — What This Means Practically

Medium CVSS score indicates moderate risk — exploitation requires specific conditions or results in limited impact.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Security Coverage (1 articles)

References

www.tenable.com/cve/CVE-2017-20240
www.cnnvd.org.cn/home/globalSearch?keyword=CVE-2017-20240
nvd.nist.gov/vuln/detail/CVE-2017-20240