{ "id": "CVE-2021-25811", "sourceIdentifier": "cve@mitre.org", "published": "2021-04-29T16:15:09.847", "lastModified": "2024-11-21T05:55:28.717", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "MERCUSYS Mercury X18G 1.0.5 devices allow Denial of service via a crafted value to the POST listen_http_lan parameter. Upon subsequent device restarts after this vulnerability is exploted the device will not be able to access the webserver unless the listen_http_lan parameter to uhttpd.json is manually fixed." }, { "lang": "es", "value": "Los dispositivos MERCUSYS Mercury X18G versi\u00f3n 1.0.5, permiten una Denegaci\u00f3n de Servicio por medio de un valor dise\u00f1ado para el par\u00e1metro POST listen_http_lan. En los reinicios posteriores del dispositivo despu\u00e9s de que esta vulnerabilidad es explotada, el dispositivo no podr\u00e1 acceder al servidor web a menos que el par\u00e1metro listen_http_lan para el archivo uhttpd.json es manualmente corregido" } ], "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:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "baseScore": 7.8, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:mercusys:mercury_x18g_firmware:1.0.5:*:*:*:*:*:*:*", "matchCriteriaId": "5F50CE46-BF92-4A2C-A49B-E1C65880DCFC" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:mercusys:mercury_x18g:-:*:*:*:*:*:*:*", "matchCriteriaId": "4A4AD714-C03E-48FE-B258-ED255886DF51" } ] } ] } ], "references": [ { "url": "https://github.com/pokerfacett/MY_REQUEST/blob/master/Mercury%20Router%20X18g%20v1.0.5%20Denial%20of%20Service.md", "source": "cve@mitre.org", "tags": [ "Broken Link" ] }, { "url": "https://www.mercurycom.com.cn/product-521-1.html", "source": "cve@mitre.org", "tags": [ "Product", "Vendor Advisory" ] }, { "url": "https://www.mercusys.com/en/", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "https://github.com/pokerfacett/MY_REQUEST/blob/master/Mercury%20Router%20X18g%20v1.0.5%20Denial%20of%20Service.md", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Broken Link" ] }, { "url": "https://www.mercurycom.com.cn/product-521-1.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Product", "Vendor Advisory" ] }, { "url": "https://www.mercusys.com/en/", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] } ] }