{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2019-19272","sourceIdentifier":"cve@mitre.org","published":"2019-11-26T04:15:13.060","lastModified":"2026-06-17T02:26:24.540","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"An issue was discovered in tls_verify_crl in ProFTPD before 1.3.6. Direct dereference of a NULL pointer (a variable initialized to NULL) leads to a crash when validating the certificate of a client connecting to the server in a TLS client/server mutual-authentication setup."},{"lang":"es","value":"Se detectó un problema en la función tls_verify_crl en ProFTPD versiones anteriores a 1.3.6. Una desreferencia directa de un puntero NULL (una variable inicializada en NULL) conlleva a un bloqueo al comprobar el certificado de un cliente que se conecta al servidor en una configuración de autenticación mutua cliente/servidor TLS."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:N/I:N/A:P","baseScore":5.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":10.0,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:proftpd:proftpd:*:*:*:*:*:*:*:*","versionEndExcluding":"1.3.6","matchCriteriaId":"19DF8347-D2E6-4736-849D-F0707FE8E0F3"}]}]}],"references":[{"url":"https://github.com/proftpd/proftpd/issues/858","source":"cve@mitre.org","tags":["Third Party Advisory"]},{"url":"https://github.com/proftpd/proftpd/issues/858","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]}]}}