Milesight UR32L set_openvpn_client function buffer overflow vulnerability (CNVD-2023-65481)

The Milesight UR32L is a 4G industrial router from China’s Milesight. A buffer overflow vulnerability exists in the Milesight UR32L set_openvpn_client function, which can be exploited by an attacker to cause a buffer overflow and execute arbitrary code on the system, or cause an application to crash.