CVE-2021-3512 (GCVE-0-2021-3512)

Vulnerability from cvelistv5 – Published: 2021-04-28 00:45 – Updated: 2024-08-03 16:53
VLAI?
Summary
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.
Severity ?
No CVSS data available.
CWE
  • Improper Access Control
Assigner
References
Impacted products
Vendor Product Version
BUFFALO INC. Buffalo broadband routers Affected: 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
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      "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\"}]",
      "id": "CVE-2021-3512",
      "lastModified": "2024-11-21T06:21:43.343",
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      "published": "2021-04-28T01:15:17.187",
      "references": "[{\"url\": \"https://jvn.jp/en/vu/JVNVU99235714/index.html\", \"source\": \"vultures@jpcert.or.jp\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.buffalo.jp/news/detail/20210427-01.html\", \"source\": \"vultures@jpcert.or.jp\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://jvn.jp/en/vu/JVNVU99235714/index.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://www.buffalo.jp/news/detail/20210427-01.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
      "sourceIdentifier": "vultures@jpcert.or.jp",
      "vulnStatus": "Modified",
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Party Advisory\"]},{\"url\":\"https://www.buffalo.jp/news/detail/20210427-01.html\",\"source\":\"vultures@jpcert.or.jp\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://jvn.jp/en/vu/JVNVU99235714/index.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.buffalo.jp/news/detail/20210427-01.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.