CVE Vulnerability

CVE-2020-16156

CPAN 2.28 allows Signature Verification Bypass.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://metacpan.org/pod/distribution/CPAN/scripts/cpan Product Third Party Advisory
https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/ Exploit Third Party Advisory
http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html Exploit Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SZ32AJIV4RHJMLWLU5QULGKMMIHYOMDC/ Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SD6RYOJII7HRJ6WVORFNVTYNOFY5JDXN/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:perl:comprehensive_perl_archive_network:2.28:trial:*:*:*:perl:*:*
cpe:2.3:a:perl:comprehensive_perl_archive_network:2.28:-:*:*:*:perl:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Information

Published : 2021-12-13 06:15

Updated : 2022-04-01 01:26

NVD link : CVE-2020-16156

Mitre link : CVE-2020-16156

Products Affected
No products.
CWE
CWE-347

Improper Verification of Cryptographic Signature