2 lines
3.0 KiB
JSON
2 lines
3.0 KiB
JSON
{"affected":[{"affectedData":[{"product":"OpenVPN 3 Core Library","vendor":"n/a","versions":[{"status":"affected","version":"3.6 and 3.6.1"}]}],"source":"security@openvpn.net"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:openvpn:openvpn:3.6:*:*:*:*:*:*:*","matchCriteriaId":"2003E88A-EC3B-48F8-9E89-78CF2BBFFA4E","vulnerable":true},{"criteria":"cpe:2.3:a:openvpn:openvpn:3.6.1:*:*:*:*:*:*:*","matchCriteriaId":"EEE05E9D-DFA1-4EEC-9530-3C5EBFA68F7C","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"OpenVPN 3 Core Library version 3.6 and 3.6.1 allows a man-in-the-middle attacker to bypass the certificate authentication by issuing an unrelated server certificate using the same hostname found in the verify-x509-name option in a client configuration."},{"lang":"es","value":"OpenVPN 3 Core Library versiones 3.6 y 3.6.1, permiten a un atacante tipo \"man-in-the-middle\" omitir la autenticación de certificados al emitir un certificado de servidor no relacionado usando el mismo nombre de host encontrado en la opción verify-x509-name en la configuración de un cliente"}],"id":"CVE-2021-3547","lastModified":"2026-06-17T04:05:19.547","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"NONE","baseScore":5.8,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:N","version":"2.0"},"exploitabilityScore":8.6,"impactScore":4.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"exploitabilityScore":2.2,"impactScore":5.2,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-07-12T11:15:08.233","references":[{"source":"security@openvpn.net","tags":["Patch","Vendor Advisory"],"url":"https://community.openvpn.net/openvpn/wiki/CVE-2021-3547"},{"source":"security@openvpn.net","tags":["Vendor Advisory"],"url":"https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"url":"https://community.openvpn.net/openvpn/wiki/CVE-2021-3547"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements"}],"sourceIdentifier":"security@openvpn.net","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-305"}],"source":"security@openvpn.net","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-295"}],"source":"nvd@nist.gov","type":"Primary"}]}
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