{ "id": "CVE-2021-28152", "sourceIdentifier": "cve@mitre.org", "published": "2021-05-06T16:15:07.417", "lastModified": "2024-11-21T05:59:11.663", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "Hongdian H8922 3.0.5 devices have an undocumented feature that allows access to a shell as a superuser. To connect, the telnet service is used on port 5188 with the default credentials of root:superzxmn." }, { "lang": "es", "value": "Los dispositivos Hongdian H8922 versi\u00f3n 3.0.5, presentan una funci\u00f3n no documentada que permite el acceso a un shell como superusuario. Para conectarse, el servicio telnet es usado en el puerto 5188 con las credenciales predeterminadas root:superzxmn" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "baseScore": 7.5, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL" }, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-287" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:hongdian:h8922_firmware:3.0.5:*:*:*:*:*:*:*", "matchCriteriaId": "D748F6D1-B686-4DB3-8FCF-FCB6909CF34A" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:hongdian:h8922:-:*:*:*:*:*:*:*", "matchCriteriaId": "0011B27F-4F9D-422E-8A75-0D12618239B2" } ] } ] } ], "references": [ { "url": "http://en.hongdian.com/Products/Details/H8922", "source": "cve@mitre.org", "tags": [ "Product", "Vendor Advisory" ] }, { "url": "https://ssd-disclosure.com/ssd-advisory-hongdian-h8922-multiple-vulnerabilities/", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "http://en.hongdian.com/Products/Details/H8922", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Product", "Vendor Advisory" ] }, { "url": "https://ssd-disclosure.com/ssd-advisory-hongdian-h8922-multiple-vulnerabilities/", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Exploit", "Third Party Advisory" ] } ] }