Mikrotik RouterOs stable 6.46.3 suffers from a memory corruption vulnerability in the mactel process. An authenticated remote attacker can cause a Denial of Service due to improper memory access.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20246
Reference (s):
- FULLDISC:20210511 Four vulnerabilities found in MikroTik’s RouterOS
- URL: http://seclists.org/fulldisclosure/2021/May/23
- http://packetstormsecurity.com/files/162533/MikroTik-RouterOS-Memory-Corruption.html
- https://mikrotik.com/