{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-06T13:19:58.869","vulnerabilities":[{"cve":{"id":"CVE-2025-40919","sourceIdentifier":"9b29abf9-4ab0-4765-b253-1875cd9b441e","published":"2025-07-16T14:15:25.480","lastModified":"2026-04-15T00:35:42.020","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"Authen::DigestMD5 versions 0.01 through 0.02 for Perl generate the cnonce insecurely.\n\nThe cnonce (client nonce) is generated from an MD5 hash of the PID, the epoch time and the built-in rand function. The PID will come from a small set of numbers, and the epoch time may be guessed, if it is not leaked from the HTTP Date header. The built-in rand function is unsuitable for cryptographic usage.\n\nAccording to RFC 2831, \"The cnonce-value is an opaque quoted string value provided by the client and used by both client and server to avoid chosen plaintext attacks, and to provide mutual authentication. The security of the implementation depends on a good choice. It is RECOMMENDED that it contain at least 64 bits of entropy.\""},{"lang":"es","value":"Las versiones 0.01 a 0.02 de Authen::DigestMD5 para Perl generan el cnonce de forma insegura. El cnonce (nonce del cliente) se genera a partir de un hash MD5 del PID, la fecha de la época y la función rand integrada. El PID se obtendrá de un pequeño conjunto de números, y la fecha de la época puede ser deducible si no se filtra del encabezado HTTP Date. La función rand integrada no es adecuada para uso criptográfico. Según la RFC 2831, «El valor cnonce es un valor de cadena opaco entre comillas proporcionado por el cliente y utilizado tanto por el cliente como por el servidor para evitar ataques de texto plano y proporcionar autenticación mutua. La seguridad de la implementación depende de una buena elección. Se RECOMIENDA que contenga al menos 64 bits de entropía»."}],"metrics":{"cvssMetricV31":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":2.5}]},"weaknesses":[{"source":"9b29abf9-4ab0-4765-b253-1875cd9b441e","type":"Secondary","description":[{"lang":"en","value":"CWE-338"},{"lang":"en","value":"CWE-340"}]}],"references":[{"url":"https://datatracker.ietf.org/doc/html/rfc2831","source":"9b29abf9-4ab0-4765-b253-1875cd9b441e"},{"url":"https://metacpan.org/release/SALVA/Authen-DigestMD5-0.01/source/DigestMD5.pm#L126","source":"9b29abf9-4ab0-4765-b253-1875cd9b441e"}]}}]}