This security advisory describes one medium risk vulnerability.
Exploit availability: NoDescription
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the Winbox service. A remote attacker can send a specially crafted request to the affected service and trigger denial of service conditions.
Successful exploitation of the vulnerability requires that the Winbox service is exposed to the attacker.
Install updates from vendor's website.Vulnerable software versions
MikroTik RouterOS: 6.42, 6.42.1, 6.42.2, 6.42.3, 6.42.4, 6.42.5, 6.42.6, 6.42.7, 6.42.9, 6.42.10, 6.42.11, 6.43.1, 6.43.2, 6.43.3, 6.43.4, 6.43.5, 6.43.6, 6.43.7, 6.43.8, 6.43.9, 6.43.10, 6.43.11CPE
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.