{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-25T05:39:24.718","vulnerabilities":[{"cve":{"id":"CVE-2021-3512","sourceIdentifier":"vultures@jpcert.or.jp","published":"2021-04-28T01:15:17.187","lastModified":"2024-11-21T06:21:43.343","vulnStatus":"Modified","cveTags":[],"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 restricción de acceso e iniciar el servicio Telnet y ejecutar comandos arbitrarios del Sistema Operativo con privilegios de root por medio de vectores no especificados"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"ADJACENT_NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:A/AC:L/Au:N/C:C/I:C/A:C","baseScore":8.3,"accessVector":"ADJACENT_NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":6.5,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-Other"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:bhr-4grv_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"2.00","matchCriteriaId":"50014200-AEB2-474F-8472-AA9D61C63EBB"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:bhr-4grv:-:*:*:*:*:*:*:*","matchCriteriaId":"48780EC9-0E32-4DB5-91C2-3DD9048BCDA1"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:dwr-hp-g300nh_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.84","matchCriteriaId":"D4A328F7-7578-4B0A-84E9-C9466B3928CA"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:dwr-hp-g300nh:-:*:*:*:*:*:*:*","matchCriteriaId":"FE96F509-FF8C-409B-BB40-E05A9F722554"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:hw-450hp-zwe_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"2.00","matchCriteriaId":"F6429DFF-698C-4D6A-8499-BCD907889E55"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:hw-450hp-zwe:-:*:*:*:*:*:*:*","matchCriteriaId":"54BE2F24-8A3F-426F-B935-62F82F83E457"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:whr-300hp_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"2.00","matchCriteriaId":"1D03A8D2-57AB-4384-86D3-541273F50F3B"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:whr-300hp:-:*:*:*:*:*:*:*","matchCriteriaId":"697F6576-D774-4DC8-A2C9-A57F4E037F24"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:whr-300_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"2.00","matchCriteriaId":"776F042B-0826-46E7-A385-DAEB84893E18"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:whr-300:-:*:*:*:*:*:*:*","matchCriteriaId":"342ABB1C-DEB2-4B34-B5FB-A3D072B4760F"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:whr-g301n_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.87","matchCriteriaId":"A2421920-5863-48BB-B4C8-C2D36C232295"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:whr-g301n:-:*:*:*:*:*:*:*","matchCriteriaId":"95600434-8888-40AA-9FF4-273031A9C316"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:whr-hp-g300n_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"2.00","matchCriteriaId":"0D7050D0-6398-465A-9FE5-7F195FCE2940"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:whr-hp-g300n:-:*:*:*:*:*:*:*","matchCriteriaId":"D7E26183-35D3-4A44-8D9A-AB358957C75F"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:whr-hp-gn_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.87","matchCriteriaId":"9A19100A-DF19-4268-BAB0-33FBC4B413B9"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:whr-hp-gn:-:*:*:*:*:*:*:*","matchCriteriaId":"6BC10377-CF91-43A5-BC3F-C690F291535A"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:buffalo:wpl-05g300_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"1.88","matchCriteriaId":"133F1788-993B-445B-AF28-1348BEBD30E4"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:buffalo:wpl-05g300:-:*:*:*:*:*:*:*","matchCriteriaId":"C6C24CCE-813A-4F11-B4A5-2AF075018F2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