MikroTik RouterOS Memory Corruption Vulnerability (CNVD-2021-70153)

MikroTik RouterOS is a Linux-based router operating system developed by the Latvian company MikroTik. The system can be deployed in PCs to enable them to provide router functionality.A memory corruption vulnerability exists in the /nova/bin/lcdstat process in versions prior to Mikrotik Routeros 6.47. An authenticated remote attacker can exploit this vulnerability to cause a denial of service (NULL pointer dereference).