Vulnerability identifier: #VU14526
Vulnerability risk: Low
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-399
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
MikroTik RouterOS
Hardware solutions /
Routers & switches, VoIP, GSM, etc
Vendor: MikroTik
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to an error when parsing recursive JSON requests within the HTTP server. A remote authenticated attacker can send specially crafted requets to the affected device and crash the HTTP server.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
MikroTik RouterOS: 6.40.1 - 6.40.8, 6.41.1 - 6.41.4, 6.42.1 - 6.42.6
External links
https://mikrotik.com/download/changelogs
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.