#VU73719 Improper access control in RAX30 - CVE-2023-28337

Vulnerability identifier: #VU73719

Vulnerability risk: Medium

CVSSv4.0: 7.3 [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:P/U:Green]

CVE-ID: CVE-2023-28337

CWE-ID: CWE-284

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 gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to a bypass validation checks issue in the "forceFWUpdate" parameter. A remote user on the local network can upload specially crafted firmware to the target device.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

RAX30: All versions

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External links
https://www.tenable.com/security/research/tra-2023-12

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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. However, proof of concept for this vulnerability is available.