Vulnerability CVE-2020-16156
Published: 2021-12-13

Description:
CPAN 2.28 allows Signature Verification Bypass.

Type:

CWE-347

 (Improper Verification of Cryptographic Signature)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
PERL -> Comprehensive perl archive network 

 References:
https://metacpan.org/pod/distribution/CPAN/scripts/cpan
https://blog.hackeriet.no/cpan-signature-verification-vulnerabilities/
http://blogs.perl.org/users/neilb/2021/11/addressing-cpan-vulnerabilities-related-to-checksums.html
Copyright 2024, cxsecurity.com

 

Back to Top