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Firefox is configured to allow JavaScript to raise or lower windows.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-15985 | DTBF182 | SV-16927r1_rule | Medium |
| Description |
|---|
| 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 via JavaScript. |
| STIG | Date |
|---|---|
| Mozilla Firefox | 2018-04-02 |
Details
| Check Text ( C-16625r1_chk ) |
|---|
| In About:Config, verify that the preference name “dom.disable_window_flip" is set and locked to “true”. Criteria: If the parameter is set incorrectly, then this is a finding. If the setting is not locked, then this is a finding. |
| Fix Text (F-15997r1_fix) |
|---|
| Ensure the preference "dom.disable_window_flip" is set and locked to the value of “true”. |