This vulnerability is a within the SCEP server component of RouterOS.
Vulnerable MikroTik routers are frequently recruited into botnets for DDoS attacks, spam campaigns, or as SOCKS proxies to hide malicious traffic. How to Secure Your MikroTik Router mikrotik 6.47.10 exploit
Detailed analysis and proof-of-concept (PoC) code for vulnerabilities like CVE-2021-41987 are publicly available. This vulnerability is a within the SCEP server
MikroTik RouterOS is a specific release from the "long-term" release channel. Because "long-term" versions are often maintained for stability, they can become targets for exploits if administrators fail to update as new vulnerabilities are discovered. mikrotik 6.47.10 exploit