Remote code execution in Mikrotik RouterOS RADVD

Published: 2023-05-18 | Updated: 2023-05-23
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-32154
Exploitation vector Local network
Public exploit N/A
Vulnerable software
MikroTik RouterOS
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor MikroTik

Security Bulletin

This security bulletin contains information about 1 vulnerabilities.

Updated 22.05.2023

Added fixed version.

1) Out-of-bounds write

EUVDB-ID: #VU76283

Risk: High


CVE-ID: CVE-2023-32154

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error within the Router Advertisement Daemon. A remote attacker on the local network can send specially crafted packets to the device, trigger an out-of-bounds write and execute arbitrary code on the target system.


Install update from vendor's website.

Vulnerable software versions

MikroTik RouterOS: 6.0 - 7.9

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?