Command injection vulnerability in Comtrend router WLD71-T1_v2.0.201820, affecting the GRG-4280us version. This vulnerability could allow an authenticated user to execute commands inside the router by making a POST request to the URL “/boaform/admin/formUserTracert”.
https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-comtrend-router