CVE-2020-16156
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
13/12/2021
Last modified:
17/06/2026
Description
CPAN 2.28 allows Signature Verification Bypass.
Impact
Base Score 3.x
7.80
Severity 3.x
HIGH
Base Score 2.0
6.80
Severity 2.0
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:perl:comprehensive_perl_archive_network:2.28:-:*:*:*:perl:*:* | ||
| cpe:2.3:a:perl:comprehensive_perl_archive_network:2.28:trial:*:*:*:perl:*:* | ||
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* | ||
| cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/
- https://metacpan.org/pod/distribution/CPAN/scripts/cpan
- http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/
- https://lists.debian.org/debian-lts-announce/2024/10/msg00017.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/
- https://metacpan.org/pod/distribution/CPAN/scripts/cpan



