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WebUSB must be disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-221591 | DTBC-0058 | SV-221591r508655_rule | Medium |
| Description |
|---|
| 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 |
| STIG | Date |
|---|---|
| Google Chrome Current Windows Security Technical Implementation Guide | 2020-09-22 |
Details
| Check Text ( C-23306r415900_chk ) |
|---|
| 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 (F-23295r415901_fix) |
|---|
| 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 |