Details
The local-settings.js file is used by Firefox to reference and load the mozilla.cfg file which contains all the locked preferences.
Loading a custom configuration file is a primary mechanism for setting and enforcing security requirements within Firefox.
Solution
Perform the following procedure:
* Navigate to the defaults/pref directory inside the Firefox installation directory and create a file called local-settings.js.
* Include the following lines in local-settings.js:
pref(“general.config.obscure_value”, 0);
pref(“general.config.filename”, “mozilla.cfg”);
Supportive Information
The following resource is also helpful.
This security hardening control applies to the following category of controls within NIST 800-53: Configuration Management.This control applies to the following type of system Unix.