CVE-2021-20730

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-06-09 · updated 2026-06-17

Description

Improper access control vulnerability in WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allows an attacker to obtain configuration information via unspecified vectors.

Affected products

Buffalo Wsr-1166Dhp3 Firmware: through 1.16
Buffalo Wsr-1166Dhp4 Firmware: through 1.02

References

https://jvn.jp/en/vu/JVNVU92862829/index.html
https://www.buffalo.jp/news/detail/20210531-01.html
https://jvn.jp/en/vu/JVNVU92862829/index.html
https://www.buffalo.jp/news/detail/20210531-01.html

Get alerted when CVE-2021-20730 or the next vulnerability affects your stack