CVE-2020-13849

{"id": "CVE-2020-13849", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2020-06-04T21:15:11.547", "references": [{"url": "https://doi.org/10.3390/s20102932", "tags": ["Technical Description", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.mdpi.com/1424-8220/20/10/2932", "tags": ["Technical Description", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://doi.org/10.3390/s20102932", "tags": ["Technical Description", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.mdpi.com/1424-8220/20/10/2932", "tags": ["Technical Description", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "The MQTT protocol 3.1.1 requires a server to set a timeout value of 1.5 times the Keep-Alive value specified by a client, which allows remote attackers to cause a denial of service (loss of the ability to establish new connections), as demonstrated by SlowITe."}, {"lang": "es", "value": "El protocolo MQTT versi\u00f3n 3.1.1, requiere un servidor para establecer un valor de tiempo de espera de 1.5 veces el valor Keep-Alive especificado por un cliente, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (p\u00e9rdida de la capacidad de establecer nuevas conexiones), como es demostrado por SlowITe."}], "lastModified": "2024-11-21T05:02:00.087", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mqtt:mqtt:3.1.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8CA25CDC-0E3E-4DFA-BFA4-38D922C47D6F"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}