Vulnerability identifier: #VU49987

Vulnerability risk: Medium

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-20643

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
LD-PS/U1
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: ELECOM CO. ,LTD.

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote attacker can send a specially crafted request and change administrative password of the product.

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

Vulnerable software versions

LD-PS/U1: All versions

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External links
http://jvn.jp/en/jp/JVN47580234/index.html
http://www.elecom.co.jp/news/security/20210126-01/

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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 Internet.

Is there known malware, which exploits this vulnerability?

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