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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:couchbase:couchbase_server:5.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "58E4463C-BC06-4031-B659-DC5A0721CC81", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "In Couchbase Server 5.1.1, the cookie used for intra-node communication was not generated securely. Couchbase Server uses erlang:now() to seed the PRNG which results in a small search space for potential random seeds that could then be used to brute force the cookie and execute code against a remote system. This has been fixed in version 6.0.0."}, {"lang": "es", "value": "En Couchbase Server versi\u00f3n 5.1.1, la cookie utilizada para la comunicaci\u00f3n dentro del nodo no se genera de forma segura. Couchbase Server usa erlang:now() para generar el PRNG, lo que da como resultado un peque\u00f1o espacio de b\u00fasqueda de posibles semillas aleatorias que luego podr\u00edan usarse para realizar un ataque de fuerza bruta sobre la cookie y ejecutar el c\u00f3digo contra un sistema remoto. Esto se ha solucionado en la versi\u00f3n 6.0.0."}], "id": "CVE-2019-11495", "lastModified": "2024-11-21T04:21:12.060", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-09-10T18:15:12.463", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link", "Vendor Advisory"], "url": "https://www.couchbase.com/resources/security#SecurityAlerts"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link", "Vendor Advisory"], "url": "https://www.couchbase.com/resources/security#SecurityAlerts"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-335"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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