Vulnerability identifier: #VU56439

Vulnerability risk: Low

CVSSv3.1: 4.5 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-20791

CWE-ID: CWE-284

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
RevoWorks Browser
Client/Desktop applications / Web browsers

Vendor: J’s Communication Co

Description

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A local user can bypass implemented security restrictions and alter settings of the web browser.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

RevoWorks Browser: 2.1.197 - 2.1.230

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External links
http://jvn.jp/en/jp/JVN81658818/index.html

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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