Scripted Window Security must be enforced.

From Microsoft Excel 2013 STIG

Part of DTOO124 - Scripted Window Security

Associated with: CCI-001695

SV-53680r1_rule Scripted Window Security must be enforced.

Vulnerability discussion

Malicious websites often try to confuse or trick users into giving a site permission to perform an action allowing the site to take control of the users' computers in some manner. Disabling or not configuring this setting allows unknown websites to:-Create browser windows appearing to be from the local operating system.-Draw active windows displaying outside of the viewable areas of the screen capturing keyboard input.-Overlay parent windows with their own browser windows to hide important system information, choices or prompts.

Check content

Verify the policy value for Computer Configuration -> Administrative Templates -> Microsoft Office 2013 (Machine) -> Security Settings -> IE Security "Scripted Window Security Restrictions" is set to "Enabled" and 'excel.exe' is checked. Procedure: Use the Windows Registry Editor to navigate to the following key: HKLM\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_WINDOW_RESTRICTIONS Criteria: If the value excel.exe is REG_DWORD = 1, this is not a finding.

Fix text

Set the policy value for Computer Configuration -> Administrative Templates -> Microsoft Office 2013 (Machine) -> Security Settings -> IE Security "Scripted Window Security Restrictions" to "Enabled" and 'excel.exe' is checked.

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