CVE-2018-12384

{"id": "CVE-2018-12384", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2019-04-29T15:29:00.247", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=CVE-2018-12384", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html", "source": "security@mozilla.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-335"}]}], "descriptions": [{"lang": "en", "value": "When handling a SSLv2-compatible ClientHello request, the server doesn't generate a new random value but sends an all-zero value instead. This results in full malleability of the ClientHello for SSLv2 used for TLS 1.2 in all versions prior to NSS 3.39. This does not impact TLS 1.3."}, {"lang": "es", "value": "Cuando se maneja una petici\u00f3n ClientHello compatible con SSLv2, el servidor no genera un nuevo valor aleatorio, sino que env\u00eda un valor All-Zero en su lugar. Esto conlleva a una maleabilidad completa del ClientHello para SSLv2 usado para TLS 1.2 en todas las versiones anteriores a NSS 3.39. Esto no afecta a TLS 1.3."}], "lastModified": "2020-08-24T17:37:01.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:network_security_services:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9AAFED9E-E2C8-4F07-B9C8-E9D37436AAAA", "versionEndExcluding": "3.39"}], "operator": "OR"}]}], "sourceIdentifier": "security@mozilla.org"}