A SQL Injection was discovered in D-Link Central WiFi Manager CWM(100) before v1.03R0100_BETA6 in PayAction.class.php with the index.php/Pay/passcodeAuth parameter passcode. The vulnerability does not need any authentication.
https://unh3x.github.io/2019/02/21/D-link-%28CWM-100%29-Multiple-Vulnerabilities/
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10117