Vulnerability Description
Catalyst::Authentication::Credential::HTTP versions 1.018 and earlier for Perl generate nonces using the Perl Data::UUID library. * Data::UUID does not use a strong cryptographic source for generating UUIDs. * Data::UUID returns v3 UUIDs, which are generated from known information and are unsuitable for security, as per RFC 9562. * The nonces should be generated from a strong cryptographic source, as per RFC 7616.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://datatracker.ietf.org/doc/html/rfc7616#section-5.12
- https://datatracker.ietf.org/doc/html/rfc9562#name-security-considerations
- https://github.com/perl-catalyst/Catalyst-Authentication-Credential-HTTP/commit/
- https://github.com/perl-catalyst/Catalyst-Authentication-Credential-HTTP/pull/1
- https://metacpan.org/release/ETHER/Catalyst-Authentication-Credential-HTTP-1.018
- https://security.metacpan.org/patches/C/Catalyst-Authentication-Credential-HTTP/
- http://www.openwall.com/lists/oss-security/2025/08/12/1
FAQ
What is CVE-2025-40920?
CVE-2025-40920 is a vulnerability with a CVSS score of 8.6 (HIGH). Catalyst::Authentication::Credential::HTTP versions 1.018 and earlier for Perl generate nonces using the Perl Data::UUID library. * Data::UUID does not use a strong cryptographic source for generat...
How severe is CVE-2025-40920?
CVE-2025-40920 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-40920?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.