Improper Verification of Cryptographic Signature Affecting perl package, versions <5.22.1-9ubuntu0.9+esm1


Severity

Recommended
medium

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.2% (59th percentile)

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  • Snyk IDSNYK-UBUNTU1604-PERL-1930911
  • published25 Nov 2021
  • disclosed13 Dec 2021

Introduced: 25 Nov 2021

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

How to fix?

Upgrade Ubuntu:16.04 perl to version 5.22.1-9ubuntu0.9+esm1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perl package and not the perl package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

CPAN 2.28 allows Signature Verification Bypass.

CVSS Scores

version 3.1