DTEN D5 and D7 before 1.3.2 devices allows remote attackers to read saved whiteboard image PDF documents via storage/emulated/0/Notes/PDF on TCP port 8080 without authentication.
DTEN D5 and D7 before 1.3.4 devices allow unauthenticated root shell access through Android Debug Bridge (adb), leading to arbitrary code execution and system administration. Also, this provides a covert ability to capture screen data from the Zoom Client on Windows by executing commands on the Android OS.