| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE ID | N/A |
| CWE ID | CWE-400 |
| Exploitation vector | Network |
| Public exploit | Public exploit code for vulnerability #1 is available. |
| Vulnerable software Subscribe |
MikroTik RouterOS Hardware solutions / Routers & switches, VoIP, GSM, etc |
| Vendor | MikroTik |
This security advisory describes one medium risk vulnerability.
Risk: Medium
CVSSv3: 6.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C] [PCI]
CVE-ID: N/A
CWE-ID:
CWE-400 - Uncontrolled Resource Consumption ('Resource Exhaustion')
Exploit availability: Yes [Search exploit]
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect resource management in Mikrotik RouterOS SSH server. A remote attacker can send specially crafted traffic to SSH server, trigger resource exhaustion and perform a denial of service (DoS) attack.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMikroTik RouterOS: 6.44, 6.44.1, 6.44.2, 6.44.3
CPEhttps://www.exploit-db.com/exploits/48228/
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. However, proof of concept for this vulnerability is available.