Firefox Studies must be disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-252909 | FFOX-00-000039 | SV-252909r879587_rule | Medium |
| Description |
| Studies try out different features and ideas before they are released to all Firefox users. Testing beta software is not in the DoD user's mission. |
| STIG | Date |
| Mozilla Firefox Security Technical Implementation Guide | 2023-06-05 |
Details
| Check Text (C-56362r836407_chk) |
| Type "about:policies" in the browser address bar. If "DisableFirefoxStudies" is not displayed under Policy Name or the Policy Value does not have a value of "true", this is a finding. |
| Fix Text (F-56312r832312_fix) |
| Windows group policy: 1. Open the group policy editor tool with "gpedit.msc". 2. Navigate to Policy Path: Computer Configuration\Administrative Templates\Mozilla\Firefox Policy Name: Disable Firefox Studies Policy State: Enabled macOS "plist" file: <key>DisableFirefoxStudies</key> <true/> Linux "policies.json" file: Add the following in the policies section: "DisableFirefoxStudies": true |