{
   "document": {
      "category": "csaf_security_advisory",
      "csaf_version": "2.0",
      "distribution": {
         "tlp": {
            "label": "WHITE",
            "url": "https://www.first.org/tlp/"
         }
      },
      "lang": "en",
      "notes": [
         {
            "category": "description",
            "text": "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.",
            "title": "Vulnerability Description"
         }
      ],
      "publisher": {
         "category": "other",
         "contact_details": "gdt@cpan.org",
         "name": "giterlizzi",
         "namespace": "https://github.com/giterlizzi/"
      },
      "references": [
         {
            "category": "self",
            "summary": "CPANSA-Catalyst-Authentication-Credential-HTTP-2025-40920 JSON",
            "url": "https://raw.githubusercontent.com/giterlizzi/perl-CPANSA-CSAF/develop/csaf/white/2025/cpansa-catalyst-authentication-credential-http-2025-40920.json"
         },
         {
            "category": "external",
            "summary": "https://datatracker.ietf.org/doc/html/rfc7616#section-5.12",
            "url": "https://datatracker.ietf.org/doc/html/rfc7616#section-5.12"
         },
         {
            "category": "external",
            "summary": "https://datatracker.ietf.org/doc/html/rfc9562#name-security-considerations",
            "url": "https://datatracker.ietf.org/doc/html/rfc9562#name-security-considerations"
         },
         {
            "category": "external",
            "summary": "https://github.com/perl-catalyst/Catalyst-Authentication-Credential-HTTP/pull/1",
            "url": "https://github.com/perl-catalyst/Catalyst-Authentication-Credential-HTTP/pull/1"
         },
         {
            "category": "external",
            "summary": "https://metacpan.org/release/ETHER/Catalyst-Authentication-Credential-HTTP-1.018/source/lib/Catalyst/Authentication/Credential/HTTP.pm#L391",
            "url": "https://metacpan.org/release/ETHER/Catalyst-Authentication-Credential-HTTP-1.018/source/lib/Catalyst/Authentication/Credential/HTTP.pm#L391"
         },
         {
            "category": "external",
            "summary": "https://security.metacpan.org/patches/C/Catalyst-Authentication-Credential-HTTP/1.018/CVE-2025-40920-r1.patch",
            "url": "https://security.metacpan.org/patches/C/Catalyst-Authentication-Credential-HTTP/1.018/CVE-2025-40920-r1.patch"
         },
         {
            "category": "external",
            "summary": "CVE-2025-40920 (NVD)",
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-40920"
         }
      ],
      "title": "Catalyst-Authentication-Credential-HTTP vulnerability",
      "tracking": {
         "current_release_date": "2025-08-11T00:00:00",
         "generator": {
            "engine": {
               "name": "CSAF Perl Toolkit",
               "version": "0.26"
            }
         },
         "id": "CPANSA-Catalyst-Authentication-Credential-HTTP-2025-40920",
         "initial_release_date": "2025-08-11T00:00:00",
         "revision_history": [
            {
               "date": "2025-08-11T00:00:00",
               "number": "1",
               "summary": "First release"
            }
         ],
         "status": "final",
         "version": "1"
      }
   },
   "product_tree": {
      "branches": [
         {
            "branches": [
               {
                  "category": "product_version_range",
                  "name": "vers:cpan/<=1.018",
                  "product": {
                     "name": "Catalyst-Authentication-Credential-HTTP less than or equal 1.018",
                     "product_id": "CSAFPID-0001"
                  }
               },
               {
                  "category": "product_version_range",
                  "name": "vers:cpan/>=1.019",
                  "product": {
                     "name": "Catalyst-Authentication-Credential-HTTP greater than or equal 1.019",
                     "product_id": "CSAFPID-0002"
                  }
               }
            ],
            "category": "product_name",
            "name": "Catalyst-Authentication-Credential-HTTP"
         }
      ]
   },
   "vulnerabilities": [
      {
         "cve": "CVE-2025-40920",
         "cwe": {
            "id": "CWE-338",
            "name": "Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)"
         },
         "notes": [
            {
               "category": "description",
               "text": "Catalyst::Authentication::Credential::HTTP versions 1.018 and earlier for Perl generate nonces using the Perl Data::UUID library.\n  *  Data::UUID does not use a strong cryptographic source for generating UUIDs.\n  *  Data::UUID returns v3 UUIDs, which are generated from known information and are unsuitable for security, as per RFC 9562.\n  *  The nonces should be generated from a strong cryptographic source, as per RFC 7616.",
               "title": "Vulnerability Description"
            }
         ],
         "product_status": {
            "fixed": [
               "CSAFPID-0002"
            ],
            "known_affected": [
               "CSAFPID-0001"
            ]
         },
         "scores": [
            {
               "cvss_v3": {
                  "baseScore": 8.6,
                  "baseSeverity": "HIGH",
                  "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
                  "version": "3.1"
               },
               "products": [
                  "CSAFPID-0001"
               ]
            }
         ]
      }
   ]
}