#VU78701 Permissions, Privileges, and Access Controls in MikroTik RouterOS - CVE-2023-30799

Vulnerability identifier: #VU78701

Vulnerability risk: Low

CVSSv4.0: 6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-30799

CWE-ID: CWE-264

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 user to escalate privileges on the system.

The vulnerability exists due to improperly imposed security restrictions in RouterOS. A remote authenticated user with "admin" privileges can bypass implemented security restrictions and obtain "super-admin" role.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

MikroTik RouterOS: 6.0, 6.1, 6.2, 6.3, 6.4, 6.5, 6.6, 6.7, 6.9, 6.10, 6.11, 6.12, 6.13, 6.14, 6.15, 6.16, 6.17, 6.18, 6.19, 6.20, 6.21.1, 6.22, 6.23, 6.24, 6.25, 6.26, 6.27, 6.28, 6.29 - 6.29.1, 6.30 - 6.30.4, 6.32.1 - 6.32.4, 6.33 - 6.33.6, 6.34 - 6.34.6, 6.35 - 6.35.4, 6.36 - 6.36.4, 6.37 - 6.37.5, 6.38 - 6.38.7, 6.39 - 6.39.3, 6.40 - 6.40.9, 6.41 - 6.41.4, 6.42 - 6.42.12, 6.43 - 6.43.16, 6.44 - 6.44.6, 6.45 - 6.45.9, 6.46 - 6.46.8, 6.47 - 6.47.10, 6.48 - 6.48.6, 6.49 - 6.49.7

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External links
https://vulncheck.com/advisories/mikrotik-foisted
https://github.com/MarginResearch/FOISted

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Q & A

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.