CVE-2020-16033: 
Google Chrome vulnerability analysis and mitigation

CVE-2020-16033 is a security vulnerability discovered in Google Chrome's WebUSB implementation prior to version 87.0.4280.66. The vulnerability was reported by Khalil Zhani on October 28, 2020, and was officially disclosed in November 2020. The issue affects the security user interface (UI) of the WebUSB feature in Google Chrome browsers (Chrome Release, NVD).

The vulnerability is classified as a Medium severity issue with a CVSS v3.1 Base Score of 4.3. The CVSS vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N, indicating that it is network exploitable, requires low attack complexity, needs no privileges, but does require user interaction. The vulnerability is categorized under CWE-1021 (Improper Restriction of Rendered UI Layers or Frames) (NVD).

The vulnerability allows a remote attacker to spoof security UI through a crafted HTML page, potentially misleading users about the security status or origin of WebUSB operations (NVD).

The vulnerability requires user interaction to be exploited, and the attack can be conducted remotely through network access. The attacker needs to craft a specific HTML page to trigger the security UI spoofing (NVD).

The vulnerability was patched in Google Chrome version 87.0.4280.66 for Windows and Linux, and version 87.0.4280.67 for Mac. Users are advised to update their Chrome browsers to these versions or later to mitigate the risk (Chrome Release).