Adobe Reader DC must disable the Adobe Welcome Screen.

From Adobe Acrobat Reader DC Classic Track Security Technical Implementation Guide

Part of SRG-APP-000141

Associated with: CCI-000381

SV-80285r1_rule Adobe Reader DC must disable the Adobe Welcome Screen.

Vulnerability discussion

The Adobe Reader DC Welcome screen can be distracting and also has online links to the Adobe quick tips website, tutorials, blogs and community forums.When the Adobe Reader DC Welcome screen is disabled the Welcome screen will not be populated on application startup.

Check content

Verify the following registry configuration: Note: The Key Name "cWelcomeScreen" is not created by default in the Adobe Reader DC install and must be created. Utilizing the Registry Editor, navigate to the following: HKEY_LOCAL_MACHINE\Software\Policies\Adobe\Acrobat Reader\2015\FeatureLockDown\cWelcomeScreen Value Name: bShowWelcomeScreen Type: REG_DWORD Value: 0 If the value for bShowWelcomeScreen is not set to “0” and Type configured to REG_DWORD or does not exist, then this is a finding.

Fix text

Configure the following registry value: Note: The Key Name "cWelcomeScreen" is not created by default in the Adobe Reader DC install and must be created. Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \Software\Policies\Adobe\Acrobat Reader\2015\FeatureLockDown\cWelcomeScreen Value Name: bShowWelcomeScreen Type: REG_DWORD Value: 0

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.

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