cve/2020/CVE-2020-20220.md

### [CVE-2020-20220](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20220)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Mikrotik RouterOs prior to stable 6.47 suffers from a memory corruption vulnerability in the /nova/bin/bfd process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).

### POC

#### Reference
- http://packetstormsecurity.com/files/162533/MikroTik-RouterOS-Memory-Corruption.html
- http://packetstormsecurity.com/files/162533/MikroTik-RouterOS-Memory-Corruption.html
- http://seclists.org/fulldisclosure/2021/May/23
- http://seclists.org/fulldisclosure/2021/May/23

#### Github
- https://github.com/ARPSyndicate/cvemon