CVE-2021-20650

6.5 mediumEPSS 0.5%

Medium (6.5) in elecom ncc-ewf100rmwh2 firmware. EPSS 0.5% chance of exploitation in the next 30 days.

Cross-site request forgery (CSRF) vulnerability in ELECOM NCC-EWF100RMWH2 allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWE: CWE-352
Published: 2021-02-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

elecom:ncc-ewf100rmwh2_firmware

References

https://jvn.jp/en/jp/JVN47580234/index.html
https://www.elecom.co.jp/news/security/20210126-01/
https://jvn.jp/en/jp/JVN47580234/index.html
https://www.elecom.co.jp/news/security/20210126-01/

Check your stack JSON