CVE-2020-6491: 
Google Chrome vulnerability analysis and mitigation

CVE-2020-6491 is a security vulnerability discovered in Google Chrome versions prior to 83.0.4103.61. The vulnerability was identified as an insufficient data validation issue in site information that allowed a remote attacker to spoof security UI via a crafted domain name. The vulnerability was reported by Sultan Haikal M.A on February 7, 2020 (Chrome Release).

The vulnerability is classified as a Low severity issue with a CVSS v3.1 base score of 6.5 MEDIUM (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N). The vulnerability stems from insufficient validation of site information data in Chrome's security UI components, which could be exploited through a specially crafted domain name (NVD).

If exploited, this vulnerability could allow an attacker to spoof the security user interface of Chrome through a crafted domain name, potentially misleading users about the security status or identity of websites they visit (Debian Security).

The vulnerability requires user interaction and can be exploited remotely. The attack complexity is considered Low, requiring no special privileges for exploitation. However, there are no known reports of this vulnerability being exploited in the wild (NVD).

The vulnerability was fixed in Google Chrome version 83.0.4103.61. Users and administrators are advised to upgrade to this version or later. Multiple Linux distributions have also released security updates to address this vulnerability, including Debian, Fedora, and Gentoo (Gentoo Security, Debian Security).