Improper Verification of Cryptographic Signature Affecting perl-CPAN package, versions <0:2.18-402.el8_10


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.05% (15th percentile)

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  • Snyk IDSNYK-ROCKY8-PERLCPAN-12557693
  • published9 Sept 2025
  • disclosed13 Dec 2021

Introduced: 13 Dec 2021

CVE-2020-16156  (opens in a new tab)
CWE-347  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 perl-CPAN to version 0:2.18-402.el8_10 or higher.
This issue was patched in RLSA-2025:8432.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perl-CPAN package and not the perl-CPAN package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

CPAN 2.28 allows Signature Verification Bypass.

CVSS Base Scores

version 3.1