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Vulnerability IntelligenceCVE-2020-16156

CVE-2020-16156

HIGH7.8

CPAN 2

Published Dec 13, 2021

Modified 4 months ago

Details

CPAN 2.28 allows Signature Verification Bypass.

References

WEB

http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html

WEB

https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/

WEB

https://lists.debian.org/debian-lts-announce/2024/10/msg00017.html

ADVISORY

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/

ADVISORY

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/

WEB

https://metacpan.org/pod/distribution/CPAN/scripts/cpan

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2020-16156

CVSS Analysis

CVSS v3.1

7.8

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

RequiredUI:R

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7.8/CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Ecosystems

Timeline

PublishedDec 13, 2021

ModifiedNov 3, 2025

CVE-2020-16156 | Mondoo Vulnerability Intelligence