CVE-2020-25276

{"id": "CVE-2020-25276", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.3, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 3.4, "exploitabilityScore": 3.9}]}, "published": "2020-09-11T16:15:12.397", "references": [{"url": "https://support.primekey.com/news/posts/ejbca-security-advisory-revocation-check-not-performed-on-est-client-certificate", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-295"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in PrimeKey EJBCA 6.x and 7.x before 7.4.1. When using a client certificate to enroll over the EST protocol, no revocation check is performed on that certificate. This vulnerability can only affect a system that has EST configured, uses client certificates to authenticate enrollment, and has had such a certificate revoked. This certificate needs to belong to a role that is authorized to enroll new end entities. (To completely mitigate this problem prior to upgrade, remove any revoked client certificates from their respective roles.)"}, {"lang": "es", "value": "Se detect\u00f3 un problema en PrimeKey EJBCA versiones 6.x y versiones 7.x anteriores a 7.4.1. Cuando se usa un certificado de cliente para inscribirse por medio del protocolo EST, ninguna comprobaci\u00f3n de revocaci\u00f3n es llevado a cabo en ese certificado. Esta vulnerabilidad solo puede afectar a un sistema que presenta EST configurado, usa certificados de cliente para autenticar la inscripci\u00f3n y se le ha revocado dicho certificado. Este certificado necesita pertenecer a un rol autorizado para inscribir nuevas entidades finales. (Para mitigar completamente este problema antes de la actualizaci\u00f3n, elimine los certificados de cliente revocados de sus respectivos roles)"}], "lastModified": "2020-09-16T15:22:44.660", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:primekey:ejbca:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "BA91C712-4D78-4510-9D4B-C7DBCF0CE81D", "versionEndExcluding": "7.4.1", "versionStartIncluding": "7.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}