CPAN 2.28 allows Signature Verification Bypass.
The CPAN module is a tool to query, download and build perl modules from CPAN sites.Security Fix(es): perl: CPAN.pm does not verify TLS certificates when downloading distributions over HTTPS (CVE-2023-31484) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Additional Changes:For detailed information on changes in this release, see the Red Hat Enterprise Linux 9.3 Release Notes linked from the References section.