This indicates an attack attempt to exploit an Remote Code Execution Vulnerability in VIVOTEK Network Cameras.
The vulnerability is due to an error in the vulnerable application when handling a maliciously crafted HTTP request. An attacker can exploit this to execute remote command on the context of the target system via a crafted HTTP request.
VIVOTEK Network Camera with firmware IB8369-VVTK-0102A
VIVOTEK Network Camera with firmware FD8164-VVTK-0200B
VIVOTEK Network Camera with firmware FD816BA-VVTK-010101
System Compromise: Remote attackers can gain control of vulnerable systems.
Refer to the vendor's advisory for updates: