CVE-2020-16156

CPAN 2.28 allows Signature Verification Bypass.

CVSS v3.1

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

CVSS v2.0

6.8 MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS

0.80% chance of exploitation in the next 30 days, 54th percentile

Published

2021-12-13

Updated

2025-11-03

Proof-of-concept exploits (1)

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

References

• CVE Record
• NVD entry

Related

• CVE-2020-16155
• CVE-2020-16157
• CVE-2020-16154
• CVE-2020-16158
• CVE-2020-16152
• CVE-2020-16159