Hackers exploit RouterOS flaws to hijack MikroTik devices without authentication

Attackers are exploiting a chain of RouterOS vulnerabilities to hijack MikroTik devices with SSH open to the internet, CERT Polska found. CERT Polska, Poland’s national CSIRT team, have discovered six vulnerabilities in RouterOS and coordinated their disclosure with MikroTik. Among the six, two combined let an attacker take full control of a device without authentication, provided the device has SSH accessible from the internet.