OS Command Injection in ELECOM routers



Published: 2023-11-27
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-43752
CWE-ID CWE-78
Exploitation vector Local network
Public exploit N/A
Vulnerable software
Subscribe
WRC-X3000GS2-W
Hardware solutions / Routers & switches, VoIP, GSM, etc

WRC-X3000GS2-B
Hardware solutions / Routers & switches, VoIP, GSM, etc

WRC-X3000GS2A-B
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor ELECOM CO. ,LTD.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU83489

Risk: Low

CVSSv3.1: 5.9 [CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-43752

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation. A remote administrator on the local network can pass specially crafted data to the application and execute arbitrary OS 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

WRC-X3000GS2-W: 1.05

WRC-X3000GS2-B: 1.05

WRC-X3000GS2A-B: 1.05

External links

http://www.elecom.co.jp/news/security/20231114-01/
http://jvn.jp/en/vu/JVNVU94119876/


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).

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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