{"id": "CVE-2021-3512", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 8.3, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/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": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2021-04-28T01:15:17.187", "references": [{"url": "https://jvn.jp/en/vu/JVNVU99235714/index.html", "tags": ["Third Party Advisory"], "source": "vultures@jpcert.or.jp"}, {"url": "https://www.buffalo.jp/news/detail/20210427-01.html", "tags": ["Vendor Advisory"], "source": "vultures@jpcert.or.jp"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "Improper access control vulnerability in Buffalo broadband routers (BHR-4GRV firmware Ver.1.99 and prior, DWR-HP-G300NH firmware Ver.1.83 and prior, HW-450HP-ZWE firmware Ver.1.99 and prior, WHR-300HP firmware Ver.1.99 and prior, WHR-300 firmware Ver.1.99 and prior, WHR-G301N firmware Ver.1.86 and prior, WHR-HP-G300N firmware Ver.1.99 and prior, WHR-HP-GN firmware Ver.1.86 and prior, WPL-05G300 firmware Ver.1.87 and prior, WZR-450HP-CWT firmware Ver.1.99 and prior, WZR-450HP-UB firmware Ver.1.99 and prior, WZR-HP-AG300H firmware Ver.1.75 and prior, WZR-HP-G300NH firmware Ver.1.83 and prior, WZR-HP-G301NH firmware Ver.1.83 and prior, WZR-HP-G302H firmware Ver.1.85 and prior, WZR-HP-G450H firmware Ver.1.89 and prior, WZR-300HP firmware Ver.1.99 and prior, WZR-450HP firmware Ver.1.99 and prior, WZR-600DHP firmware Ver.1.99 and prior, WZR-D1100H firmware Ver.1.99 and prior, FS-HP-G300N firmware Ver.3.32 and prior, FS-600DHP firmware Ver.3.38 and prior, FS-R600DHP firmware Ver.3.39 and prior, and FS-G300N firmware Ver.3.13 and prior) allows remote unauthenticated attackers to bypass access restriction and to start telnet service and execute arbitrary OS commands with root privileges via unspecified vectors."}, {"lang": "es", "value": "Una vulnerabilidad de control de acceso inapropiado en los enrutadores de banda ancha de Buffalo (firmware de BHR-4GRV Ver.1.99 y anterior, firmware de DWR-HP-G300NH Ver.1.83 y anterior, firmware HW-450HP-ZWE Ver.1.99 y anterior, firmware de WHR-300HP Ver.1.99 y versiones anteriores, firmware de WHR-300 Ver.1.99 y anteriores, firmware de WHR-G301N Ver.1.86 y anteriores, firmware de WHR-HP-G300N Ver.1.99 y anteriores, firmware de WHR-HP-GN Ver.1.86 y anteriores, WPL-05G300 firmware Ver.1.87 y anterior, firmware de WZR-450HP-CWT Ver.1.99 y anterior, firmware de WZR-450HP-UB Ver.1.99 y anterior, firmware de WZR-HP-AG300H Ver.1.75 y anterior, firmware de WZR-HP-G300NH Ver .1.83 y anteriores, firmware de WZR-HP-G301NH Ver.1.83 y anteriores, firmware de WZR-HP-G302H Ver.1.85 y anteriores, firmware de WZR-HP-G450H Ver.1.89 y anteriores, firmware de WZR-300HP Ver.1.99 y anteriores , Firmware WZR-450HP Ver.1.99 y anteriores, firmware de WZR-600DHP Ver.1.99 y anteriores, firmware WZR-D1100H Ver.1.99 y anteriores, firmware de FS-HP-G300N Ver.3.32 y anteriores, firmware de FS-600DHP Ver.3.38 y anteriores, firmware de FS-R600DHP Ver.3.39 y anteriores, y firmware de FS-G300N Ver.3.13 y anteriores) permite a atacantes remotos no autenticados omitir la restricci\u00f3n de acceso e iniciar el servicio Telnet y ejecutar comandos arbitrarios del Sistema Operativo con privilegios de root por medio de vectores no especificados"}], "lastModified": "2022-07-12T17:42:04.277", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:buffalo:bhr-4grv_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "50014200-AEB2-474F-8472-AA9D61C63EBB", "versionEndExcluding": "2.00"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:buffalo:bhr-4grv:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "48780EC9-0E32-4DB5-91C2-3DD9048BCDA1"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:buffalo:dwr-hp-g300nh_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D4A328F7-7578-4B0A-84E9-C9466B3928CA", 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