{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-14T10:25:37.643","vulnerabilities":[{"cve":{"id":"CVE-2023-49083","sourceIdentifier":"security-advisories@github.com","published":"2023-11-29T19:15:07.967","lastModified":"2025-11-03T22:16:29.837","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Calling `load_pem_pkcs7_certificates` or `load_der_pkcs7_certificates` could lead to a NULL-pointer dereference and segfault. Exploitation of this vulnerability poses a serious risk of Denial of Service (DoS) for any application attempting to deserialize a PKCS7 blob/certificate. The consequences extend to potential disruptions in system availability and stability. This vulnerability has been patched in version 41.0.6."},{"lang":"es","value":"cryptography es un paquete diseñado para exponer recetas y primitivas criptográficas a los desarrolladores de Python. Llamar a `load_pem_pkcs7_certificates` o `load_der_pkcs7_certificates` podría provocar una desreferencia de puntero NULL y un error de segmentación. La explotación de esta vulnerabilidad plantea un grave riesgo de Denegación de Servicio (DoS) para cualquier aplicación que intente deserializar un blob/certificado PKCS7. Las consecuencias se extienden a posibles interrupciones en la disponibilidad y estabilidad del sistema. Esta vulnerabilidad ha sido parcheada en la versión 41.0.6."}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":3.6},{"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}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:cryptography.io:cryptography:*:*:*:*:*:python:*:*","versionStartIncluding":"3.1","versionEndExcluding":"41.0.6","matchCriteriaId":"EB8793E0-61EC-45EC-8818-44A40DB08658"}]}]}],"references":[{"url":"https://github.com/pyca/cryptography/commit/f09c261ca10a31fe41b1262306db7f8f1da0e48a","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/pyca/cryptography/pull/9926","source":"security-advisories@github.com","tags":["Issue Tracking","Patch"]},{"url":"https://github.com/pyca/cryptography/security/advisories/GHSA-jfhm-5ghh-2f97","source":"security-advisories@github.com","tags":["Exploit","Vendor Advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QMNTYMUGFJSDBYBU22FUYBHFRZODRKXV/","source":"security-advisories@github.com"},{"url":"https://github.com/pyca/cryptography/commit/f09c261ca10a31fe41b1262306db7f8f1da0e48a","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"]},{"url":"https://github.com/pyca/cryptography/pull/9926","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Patch"]},{"url":"https://github.com/pyca/cryptography/security/advisories/GHSA-jfhm-5ghh-2f97","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Vendor Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/10/msg00012.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QMNTYMUGFJSDBYBU22FUYBHFRZODRKXV/","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}