#VU75648 Command Injection in RAX30 - CVE-2023-27367

Vulnerability identifier: #VU75648

Vulnerability risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-27367

CWE-ID: CWE-77

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
RAX30
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: NETGEAR

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation within the libcms_cli module. A remote user on the local network can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

RAX30: before 1.0.10.94

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External links
https://www.zerodayinitiative.com/advisories/ZDI-23-498/
https://kb.netgear.com/000065619/Security-Advisory-for-Multiple-Vulnerabilities-on-the-RAX30-PSV-2022-0348

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.