Vulnerability Description
CPAN 2.28 allows Signature Verification Bypass.
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Perl | Comprehensive Perl Archive Network | 2.28 |
| Fedoraproject | Fedora | 34 |
Related Weaknesses (CWE)
References
- http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-relateExploitThird Party Advisory
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/ExploitThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://metacpan.org/pod/distribution/CPAN/scripts/cpanProductThird Party Advisory
- http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-relateExploitThird Party Advisory
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/10/msg00017.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://metacpan.org/pod/distribution/CPAN/scripts/cpanProductThird Party Advisory
FAQ
What is CVE-2020-16156?
CVE-2020-16156 is a vulnerability with a CVSS score of 7.8 (HIGH). CPAN 2.28 allows Signature Verification Bypass.
How severe is CVE-2020-16156?
CVE-2020-16156 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-16156?
Check the references section above for vendor advisories and patch information. Affected products include: Perl Comprehensive Perl Archive Network, Fedoraproject Fedora.