This indicates an attack attempt to exploit a Command Injection vulnerability in Digital Watchdog DW MEGApix IP Cameras.
The vulnerability is due to insufficient sanitizing of user supplied inputs in the application. An unauthenticated remote attacker may be able to exploit this to execute arbitrary commands within the context of the application.
Digital Watchdog DW MEGApix IP cameras A7.2.2_20211029
System Compromise: Remote attackers can gain control of vulnerable systems.
Currently we are unaware of any vendor supplied patch or updates available for this issue.