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← Back to Google Chrome Current Windows Security Technical Implementation Guide

V-221591

CAT II (Medium)

WebUSB must be disabled.

Rule ID

SV-221591r960963_rule

STIG

Google Chrome Current Windows Security Technical Implementation Guide

Version

V2R11

CCIs

CCI-000381

Discussion

Allows you to set whether websites are allowed to get access to connected USB devices. Access can be completely blocked, or the user can be asked every time a website wants to get access to connected USB devices. If this policy is left not set, ”3” will be used, and the user will be able to change it. 2 = Do not allow any site to request access to USB devices via the WebUSB API 3 = Allow sites to ask the user to grant access to a connected USB device

Check Content

Universal method: 
 1. In the omnibox (address bar) type chrome://policy
 2. If "DefaultWebUsbGuardSetting" is not displayed under the "Policy Name" column or it is not set to "2", this is a finding.
Windows method:
 1. Start regedit
 2. Navigate to HKLM\Software\Policies\Google\Chrome\
 3. If the "DefaultWebUsbGuardSetting" value name does not exist or its value data is not set to "2", this is a finding.

Fix Text

Windows group policy:
 1. Open the “group policy editor” tool with gpedit.msc
 2. Navigate to Policy Path: Computer Configuration\Administrative Templates\Google\Google Chrome\Content Settings
 Policy Name: Control use of the WebUSB API
 Policy State: Enabled
 Policy Value: 2