An issue was discovered in ASUSWRT 3.0.0.4.384.20308. When processing the /startapply.htm POST data, there is a command injection issue via shell metacharacters in the fbemail parameter. By using this issue, an attacker can control the router and get shell.
An issue was discovered in ASUSWRT 3.0.0.4.384.20308. An unauthenticated user can trigger a DoS of the httpd service via the /APPInstallation.asp?= URI.
An issue was discovered in ASUSWRT 3.0.0.4.384.20308. An unauthenticated user can request /updateapplist.asp to see if a USB device is attached to the router and if there are apps installed on the router.