CVE-2021-42324

{"id": "CVE-2021-42324", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.4, "attackVector": "PHYSICAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 0.7}]}, "published": "2022-04-05T02:15:06.847", "references": [{"url": "https://exatel.pl/cve-2021-42324-metacharacter-injection-w-przelacznikach-dcn-s4600-10p-si/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.dcneurope.eu/products/switches/s4600-10p-si", "tags": ["Broken Link"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-78"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered on DCN (Digital China Networks) S4600-10P-SI devices before R0241.0470. Due to improper parameter validation in the console interface, it is possible for a low-privileged authenticated attacker to escape the sandbox environment and execute system commands as root via shell metacharacters in the capture command parameters. Command output will be shown on the Serial interface of the device. Exploitation requires both credentials and physical access."}, {"lang": "es", "value": "Se ha detectado un problema en los dispositivos DCN (Digital China Networks) S4600-10P-SI versiones anteriores a R0241.0470. Debido a una inapropiada comprobaci\u00f3n de par\u00e1metros en la interfaz de la consola, es posible que un atacante autenticado con pocos privilegios escape del entorno del sandbox y ejecute comandos del sistema como root por medio de meta caracteres de shell en los par\u00e1metros de los comandos de captura. La salida del comando ser\u00e1 mostrada en la interfaz de serie del dispositivo. La explotaci\u00f3n requiere tanto credenciales como acceso f\u00edsico"}], "lastModified": "2022-07-12T17:42:04.277", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dcnglobal:s4600-10p-si_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D88617FD-FEB9-4A0A-B54F-9882FE892B1B", "versionEndExcluding": "r0241.0470", "versionStartIncluding": "r0241.0370"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:dcnglobal:s4600-10p-si:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "9337E248-7C6D-4360-BE83-FF6ED816F547"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}