Plugin usage must be disabled by default

Part of DTBC0043 - Disable plugin usage on blacklisted sites

Associated with IA controls: ECSC-1

Associated with: CCI-001588

SV-47084r2_rule Plugin usage must be disabled by default

Vulnerability discussion

"Allows you to set a list of url patterns that specify sites which are not allowed to run plugins. If this policy is left not set the global default value will be used for all sites either from the 'DefaultPluginsSetting' policy if it is set, or the user's personal configuration otherwise.

Check content

Universal method(Requires Chrome Browser v15 or later): 1. In the omnibox(address bar) type chrome://policy 2. If the policy "PluginsBlockedForUrls" is not shown or is not set to "*", then this is a finding. Windows: Start regedit Navigate to HKLM\Software\Policies\Google\Chrome\PluginsBlockedForUrls If this key does not exist or is not set to "*" this is a finding.

Fix text

Valid for Chrome Browser version 11 or later. Windows Registry: Registry Path: HKLM\Software\Policies\Google\Chrome\ Value Name: PluginsBlockedForUrls Value Type: List of strings Value Data: a list of administrator approved blacklisted sites Windows group policy: Policy Path: Computer Configuration\Administrative Templates\Google\Google Chrome\Content Settings\ Policy Name: "Block plugins on these sites" Policy State: Enabled Policy Value: a list of administrator approved blacklisted sites

Pro Tips

Lavender hyperlinks in small type off to the right (of CSS class id, if you view the page source) point to globally unique URIs for each document and item. Copy the link location and paste anywhere you need to talk unambiguously about these things.

You can obtain data about documents and items in other formats. Simply provide an HTTP header Accept: text/turtle or Accept: application/rdf+xml.