Buffalo network device security information
Buffalo network equipment is vulnerable.
An arbitrary command may be executed by exploiting this vulnerability by a third party.
There is a list of applicable product model numbers on the Buffalo website below.
If you are using a Buffalo network device (router, etc.), check the model number.
Please respond to the applicable equipment.
Debug option vulnerabilities in some products such as routers and how to deal with them | Buffalo
(https://www.buffalo.jp/news/detail/20210427-02.html)
Multiple vulnerabilities in some router products and how to deal with them
(https://www.buffalo.jp/news/detail/20210427-01.html)
In the former case, support for all products has already ended, and no update to fix the vulnerability has been provided.
Please consider stopping the use.