#VU74818 Input validation error in RAX30 - CVE-2023-27357

Vulnerability identifier: #VU74818

Vulnerability risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-27357

CWE-ID: CWE-20

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 compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input within the handling of SOAP requests. A remote attacker on the local network can pass specially crafted input to the device and execute arbitrary code on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

RAX30: before 1.0.10.94

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External links
https://kb.netgear.com/000065619/Security-Advisory-for-Multiple-Vulnerabilities-on-the-RAX30-PSV-2022-0348
https://www.zerodayinitiative.com/advisories/ZDI-23-497/

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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