Adobe Acrobat Pro XI Protected View must be enabled.

From Adobe Acrobat Pro XI Security Technical Implementation Guide

Part of SRG-APP-000431

Associated with: CCI-002530

SV-89967r1_rule Adobe Acrobat Pro XI Protected View must be enabled.

Vulnerability discussion

Protected View is a “super-sandbox” that is essentially a read-only mode. When enabled, Acrobat strictly confines the execution environment of untrusted PDF's and the processes the PDF may invoke. Acrobat also assumes all PDFs are potentially malicious and confines processing to a restricted sandbox.When the PDF is opened, the user is presented with the option to trust the document. When the user chooses to trust the document, all features are enabled, this action assigns trust to the document and adds the document to the users’ list of Privileged Locations.

Check content

Verify the following registry configuration: Using the Registry Editor, navigate to the following: HKEY_LOCAL_MACHINE\Software\Policies\Adobe\Adobe Acrobat\11.0\FeatureLockDown Value Name: iProtectedView Type: REG_DWORD Value: 2 If the value for iProtectedView is not set to “2” and Type is not configured to REG_DWORD or does not exist, this is a finding.

Fix text

Configure the following registry value: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \Software\Policies\Adobe\Adobe Acrobat\11.0\FeatureLockDown Value Name: iProtectedView Type: REG_DWORD Value: 2

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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