| V-17988 | High | Installed version of Firefox unsupported. | Use of versions of an application which are not supported by the vendor are not permitted. Vendors respond to security flaws with updates and patches. These updates are not available for... |
| V-15768 | Medium | FireFox is configured to ask which certificate to present to a web site when a certificate is required. | When a web site asks for a certificate for user authentication, Firefox must be configured to have the user choose which certificate to present. Websites within DOD require user authentication for... |
| V-15776 | Medium | FireFox is configured to use a password store with or without a master password. | Firefox can be set to store passwords for sites visited by the user. These individual passwords are stored in a file and can be protected by a master password. Autofill of the password can then... |
| V-102879 | Medium | Fingerprinting protection must be enabled. | The Content Blocking/Tracking Protection feature stops Firefox from loading content from malicious sites. The content might be a script or an image, for example. If a site is on one of the tracker... |
| V-102877 | Medium | Telemetry archive must be disabled. | The Telemetry feature provides this capability by sending performance and usage info to Mozilla. As you use Firefox, Telemetry measures and collects non-personal information, such as performance,... |
| V-102875 | Medium | Telemetry must be disabled. | The Telemetry feature provides this capability by sending performance and usage info to Mozilla. As you use Firefox, Telemetry measures and collects non-personal information, such as performance,... |
| V-15986 | Medium | Firefox is configured to allow JavaScript to disable or replace context menus. | A context menu (also known as a pop-up menu) is often used in a graphical user interface (GUI) and appears upon user interaction (e.g., a right mouse click). A context menu offers a limited set of... |
| V-19742 | Medium | Firefox automatically updates installed add-ons and plugins. | Set this to false to disable checking for updated versions of the Extensions/Themes. Automatic updates from untrusted sites puts the enclave at risk of attack and may override security settings. |
| V-19744 | Medium | Firefox automatically checks for updated version of installed Search plugins. | Updates need to be controlled and installed from authorized and trusted servers. This setting overrides a number of other settings which may direct the application to access external URLs. |
| V-102883 | Medium | Enhanced Tracking Protection must be enabled. | Tracking generally refers to content, cookies, or scripts that can collect your browsing data across multiple sites. |
| V-102881 | Medium | Cryptomining protection must be enabled. | The Content Blocking/Tracking Protection feature stops Firefox from loading content from malicious sites. The content might be a script or an image, for example. If a site is on one of the tracker... |
| V-102885 | Medium | Extension recommendations must be disabled. | The Recommended Extensions program will make it easier for users to discover extensions that have been reviewed for security, functionality, and user experience. |
| V-79053 | Medium | Background submission of information to Mozilla must be disabled. | There should be no background submission of technical and other information from DoD computers to Mozilla with portions posted publically. |
| V-102889 | Medium | Deprecated ciphers must be disabled. | A weak cipher is defined as an encryption/decryption algorithm that uses a key of insufficient length. Using an insufficient length for a key in an encryption/decryption algorithm opens up the... |
| V-6318 | Medium | The DOD Root Certificate is not installed. | The DOD root certificate will ensure that the trust chain is established for server certificate issued from the DOD CA. |
| V-15983 | Medium | Firefox must be configured to allow only TLS. | Use of versions prior to TLS 1.1 are not permitted. SSL 2.0 and SSL 3.0 contain a number of security flaws. These versions must be disabled in compliance with the Network Infrastructure and Secure... |
| V-64891 | Medium | Extensions install must be disabled. | A browser extension is a program that has been installed into the browser which adds functionality to it. Where a plug-in interacts only with a web page and usually a third party external... |
| V-15985 | Medium | Firefox is configured to allow JavaScript to raise or lower windows. | JavaScript can make changes to the browser’s appearance. Allowing a website to use JavaScript to raise and lower browser windows may disguise an attack. Browser windows may not be set as active... |
| V-15774 | Medium | Firefox formfill assistance option is disabled. | In order to protect privacy and sensitive data, Firefox provides the ability to configure Firefox such that data entered into forms is not saved. This mitigates the risk of a website gleaning... |
| V-15775 | Medium | Firefox is configured to autofill passwords. | While on the internet, it may be possible for an attacker to view the saved password files and gain access to the user's accounts on various hosts. |
| V-15772 | Medium | Firefox is not configured to prompt a user before downloading and opening required file types. | New file types cannot be added directly to the helper applications or plugins listing. Files with these extensions will not be allowed to use Firefox publicly available plugins and extensions to... |
| V-15773 | Medium | FireFox plug-in for ActiveX controls is installed. | When an ActiveX control is referenced in an HTML document, MS Windows checks to see if
the control already resides on the client machine. If not, the control can be downloaded from a
remote web... |
| V-15770 | Medium | Firefox automatically executes or downloads MIME types which are not authorized for auto-download. | The default action for file types for which a plugin is installed is to automatically download and execute the file using the associated plugin. Firefox allows you to change the specified download... |
| V-15771 | Medium | Network shell protocol is enabled in FireFox. | Although current versions of Firefox have this set to disabled by default, use of this option can be harmful. This would allow the browser to access the Windows shell. This could allow access to... |
| V-15778 | Medium | FireFox is not configured to block pop-up windows. | Popup windows may be used to launch an attack within a new browser window with altered settings. This setting blocks popup windows created while the page is loading. |
| V-15779 | Medium | FireFox is configured to allow JavaScript to move or resize windows.
| JavaScript can make changes to the browser’s appearance. This activity can help disguise an attack taking place in a minimized background window. Set browser setting to prevent scripts on visited... |
| V-97529 | Low | Firefox Development Tools Must Be Disabled. | While the risk associated with browser development tools is more related to the proper design of a web application, a risk vector remains within the browser. The developer tools allow end users... |
| V-102887 | Low | Activity Stream must be disabled. | Activity Stream for Firefox is a collection of activity in the browser that is recorded and displayed in new tabs/windows. |
