WN-G300R3 firmware version 1.0.2 and earlier uses hardcoded credentials which may allow an attacker that can access the device to execute arbitrary code on the device.
https://jvn.jp/en/jp/JVN51410509/index.html
http://www.iodata.jp/support/information/2017/wn-g300r3_2/
Source: Mitre, NVD
Published: 2017-08-02
Updated: 2026-06-17
Base Score: 5.8
Vector: CVSS2#AV:A/AC:L/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 8
Vector: CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00218