ELECOM WRC-300FEBK-S contains an improper certificate validation vulnerability. Via a man-in-the-middle attack, an attacker may alter the communication response. As a result, an arbitrary OS command may be executed on the affected device.
https://www.elecom.co.jp/news/security/20210126-01/
https://jvn.jp/en/jp/JVN47580234/index.html
Source: Mitre, NVD
Published: 2021-02-12
Updated: 2026-06-17
Base Score: 5.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 4.8
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS: 0.001