CVEvulnerability
CVE-2020-16156
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-12-13
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-347
Description
CPAN 2.28 allows Signature Verification Bypass.
Affected configurations
• perl comprehensive perl archive network 2.28
• fedoraproject fedora 34
• fedoraproject fedora 35
Related
Weakness · CWE (1)
- CWE-347 Improper Verification of Cryptographic Signature weakness
References
- http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html Exploit, Third Party Advisory
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/ Exploit, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/ lists.fedoraproject.org
- https://metacpan.org/pod/distribution/CPAN/scripts/cpan Product, Third Party Advisory
- http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html Exploit, Third Party Advisory
- https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/ Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/10/msg00017.html lists.debian.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/ lists.fedoraproject.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/ lists.fedoraproject.org
- https://metacpan.org/pod/distribution/CPAN/scripts/cpan Product, Third Party Advisory