Show plain JSON{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:enphase:envoy_firmware:d4.0:*:*:*:*:*:*:*", "matchCriteriaId": "0206722B-9144-4946-BC19-6DEA41645407", "vulnerable": true}, {"criteria": "cpe:2.3:o:enphase:envoy_firmware:r3.0:*:*:*:*:*:*:*", "matchCriteriaId": "E1B1A50F-6A90-493A-B997-138267FFAEB4", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:enphase:envoy:-:*:*:*:*:*:*:*", "matchCriteriaId": "A9FE4788-74CB-4DAB-ABF9-0C6D361E7B9B", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "An issue was discovered on Enphase Envoy R3.x and D4.x devices. There is a custom PAM module for user authentication that circumvents traditional user authentication. This module uses a password derived from the MD5 hash of the username and serial number. The serial number can be retrieved by an unauthenticated user at /info.xml. Attempts to change the user password via passwd or other tools have no effect."}, {"lang": "es", "value": "Se detect\u00f3 un problema en los dispositivos Enphase Envoy versiones R3.x y D4.x. Se presenta un m\u00f3dulo PAM personalizado para la autenticaci\u00f3n de usuarios que omite la autenticaci\u00f3n de usuarios tradicional. Este m\u00f3dulo usa una contrase\u00f1a derivada del hash MD5 del nombre de usuario y el n\u00famero de serie. El n\u00famero de serie puede ser recuperado por un usuario no autenticado en el archivo /info.xml. Los intentos de cambiar la contrase\u00f1a del usuario por medio de passwd u otras herramientas no tienen efecto"}], "id": "CVE-2020-25754", "lastModified": "2024-11-21T05:18:40.303", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-16T19:15:27.597", "references": [{"source": "cve@mitre.org", "tags": ["Product", "Vendor Advisory"], "url": "https://enphase.com/en-us/products-and-services/envoy-and-combiner"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661a"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://stage2sec.com"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Vendor Advisory"], "url": "https://enphase.com/en-us/products-and-services/envoy-and-combiner"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://medium.com/stage-2-security/can-solar-controllers-be-used-to-generate-fake-clean-energy-credits-4a7322e7661a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://stage2sec.com"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-916"}], "source": "nvd@nist.gov", "type": "Primary"}]}