CVE-2018-7298

{"id": "CVE-2018-7298", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "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": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}]}, "published": "2018-02-22T19:29:05.140", "references": [{"url": "http://atomic111.github.io/article/homematic-ccu2-firmware-via-plain-http", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-319"}]}], "descriptions": [{"lang": "en", "value": "In /usr/local/etc/config/addons/mh/loopupd.sh on eQ-3 AG HomeMatic CCU2 2.29.22 devices, software update packages are downloaded via the HTTP protocol, which does not provide any cryptographic protection of the downloaded contents. An attacker with a privileged network position (which could be obtained via DNS spoofing of www.meine-homematic.de or other approaches) can exploit this issue in order to provide arbitrary malicious firmware updates to the CCU2. This can result in a full system compromise."}, {"lang": "es", "value": "En /usr/local/etc/config/addons/mh/loopupd.sh en dispositivos eQ-3 AG HomeMatic CCU2 2.29.22, los paquetes de actualizaci\u00f3n de software se descargan mediante el protocolo HTTP, que no proporciona protecci\u00f3n criptogr\u00e1fica del contenido descargado. Un atacante con una posici\u00f3n privilegiada de red (que podr\u00eda obtenerse mediante la suplantaci\u00f3n DNS de www.meine-homematic.de o mediante otros m\u00e9todos) puede explotar este problema para proporcionar actualizaciones de firmware maliciosas al CCU2. Esto puede resultar en el compromiso total del sistema."}], "lastModified": "2019-10-03T00:03:26.223", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:eq-3:homematic_central_control_unit_ccu2_firmware:2.29.22:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "51B22E1E-E0C8-46DA-9BE7-3D915B0B056C"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:eq-3:homematic_central_control_unit_ccu2:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "250E0A8B-A3F3-4A65-9C9D-8327EB1D99E5"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}