Details
Some active content such as audio and video can be automatically loaded by Firefox on websites. It is recommended to secure application plug-ins.
Some malicious websites use active content to exploit vulnerabilities in the active content handling application plug-in. It is recommended to always prompt the user when a website is about to load active content.
Solution
Perform the following procedure:
* Open the mozilla.cfg file in the installation directory with a text editor
* Add the following lines to mozilla.cfg:
lockPref(“browser.helperApps.alwaysAsk.force”, true);
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 Windows.