Vulnerability identifier: #VU51471

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-20676

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
DL8-A
Hardware solutions / Routers & switches, VoIP, GSM, etc
DL8-B
Hardware solutions / Routers & switches, VoIP, GSM, etc
DL8-C
Hardware solutions / Routers & switches, VoIP, GSM, etc
DL8-D
Hardware solutions / Routers & switches, VoIP, GSM, etc
DL8-E
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor:

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 authenticated attacker can do prohibited operation.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://jvn.jp/en/jp/JVN47497535/index.html
http://www.m-system.co.jp/download_w/dl_dl8updaterE.html

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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 Internet.

Is there known malware, which exploits this vulnerability?

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