Vulnerability identifier: #VU56638

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-31517

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Home Network Security
Hardware solutions / Routers for home users

Vendor: Trend Micro

Description

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

The vulnerability exists due to insufficient validation of user-supplied input while parsing files. A remote attacker can pass specially crafted file to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Home Network Security: 6.1.567 - 6.5.599

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External links
http://helpcenter.trendmicro.com/en-us/article/TMKA-10312

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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.