Vulnerability identifier: #VU50004

Vulnerability risk: Medium

CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:U/RC:C]

CVE-ID: CVE-2021-20642

CWE-ID: CWE-703

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
LAN-W300N/RS
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Logitec Corp

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an improper check or handling of exceptional conditions issue. A remote attacker can trick a victim to access a specially crafted URL and cause a denial of service condition on the target system.

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

Vulnerable software versions

LAN-W300N/RS: All versions

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External links
http://jvn.jp/en/jp/JVN96783542/index.html

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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.