This indicates an attack attempt to exploit an Authentication Bypass Vulnerability in Ruckus IoT Controller.
The vulnerability is due to improperly handling of a crafted HTTP request. A remote, unauthenticated attacker could exploit the vulnerability by sending crafted HTTP requests to the target server. Successful exploitation can result in authentication bypass.
Ruckus IoT Controller 126.96.36.199.21 and prior
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the most recent upgrade or patch from the vendor.