#VU94848 Arbitrary file upload in ELECOM CO. ,LTD. products - CVE-2024-34021

Vulnerability identifier: #VU94848

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-34021

CWE-ID: CWE-434

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
WRC-2533GS2V-B
Hardware solutions / Routers & switches, VoIP, GSM, etc
WRC-2533GS2-B
Hardware solutions / Routers & switches, VoIP, GSM, etc
WRC-2533GS2-W
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: ELECOM CO. ,LTD.

Description

The vulnerability allows a remote user to compromise vulnerable system.

The vulnerability exists due to insufficient validation of file during file upload. A remote administrator on the local network can upload a malicious file and execute it on the server.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

WRC-2533GS2V-B: 1.68

WRC-2533GS2-B: 1.68

WRC-2533GS2-W: 1.68

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External links
https://jvn.jp/en/jp/JVN06672778/index.html
https://www.elecom.co.jp/news/security/20240730-01/

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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 local network (LAN).

Is there known malware, which exploits this vulnerability?

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