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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:insteon:hub_firmware:1013:*:*:*:*:*:*:*", "matchCriteriaId": "9346658D-BCB4-4DB7-A80F-41ACFB6AA4D1", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:insteon:hub:-:*:*:*:*:*:*:*", "matchCriteriaId": "951165BE-0AC1-4690-8B36-E402CA0197FB", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "An exploitable permanent denial of service vulnerability exists in Insteon Hub running firmware version 1013. The firmware upgrade functionality, triggered via PubNub, retrieves signed firmware binaries using plain HTTP requests. The device doesn't check the kind of firmware image that is going to be installed and thus allows for flashing any signed firmware into any MCU. Since the device contains different and incompatible MCUs, flashing one firmware to the wrong MCU will result in a permanent brick condition. To trigger this vulnerability, an attacker needs to impersonate the remote server \"cache.insteon.com\" and serve a signed firmware image."}, {"lang": "es", "value": "Existe una vulnerabilidad explotable de denegaci\u00f3n de servicio (DoS) permanente en Insteon Hub, con la versi\u00f3n 1013 de firmware. La funcionalidad de actualizaci\u00f3n de firmware, desencadenada por medio de PubNub, recupera binarios firmados del firmware mediante peticiones HTTP planas. El dispositivo no comprueba el tipo de imagen de firmware que se va a instalar, lo que permite que se \"flashee\" cualquier firmware firmado en cualquier MCU. Ya que el dispositivo contiene MCU diferentes e incompatibles, flashear uno en el MCU equivocado resultar\u00e1 en un bloqueo permanente. Para desencadenar esta vulnerabilidad, un atacante debe suplantar el servidor remoto \"cache.insteon.com\" y servir una imagen de firmware firmada."}], "id": "CVE-2018-3834", "lastModified": "2024-11-21T04:06:08.107", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.8, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 7.8, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 5.8, "source": "talos-cna@cisco.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.4, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-08-02T19:29:00.983", "references": [{"source": "talos-cna@cisco.com", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0513"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Technical Description", "Third Party Advisory"], "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0513"}], "sourceIdentifier": "talos-cna@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-346"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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