Adobe Reader DC must disable Online SharePoint Access.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-65793	ARDC-CL-000100	SV-80283r2_rule		Medium

Description
Disabling SharePoint disables or removes the user’s ability to add a SharePoint account access controls the application's ability to detect that a file came from a SharePoint server, and disables the check-out prompt.

STIG	Date
Adobe Acrobat Reader DC Classic Track Security Technical Implementation Guide	2018-06-11

Details

Check Text ( C-66475r2_chk )
Verify the following registry configuration: If configured to an approved DoD SharePoint Server, this is NA. Note: The Key Name "cSharePoint" 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\cSharePoint Value Name: bDisableSharePointFeatures Type: REG_DWORD Value: 1 If the value for bDisableSharePointFeatures is not set to “1” and Type configured to REG_DWORD or does not exist, then this is a finding. Admin Template path: Computer Configuration > Administrative Template > Adobe Reader DC Classic > Preferences > 'SharePoint and Office 365 access' must be set to 'Disabled'. This policy setting requires the installation of the AcrobatDCClassic custom templates included with the STIG package. "AcrobatDCClassic.admx" and "AcrobatDCClassic.adml" must be copied to the \Windows\PolicyDefinitions and \Windows\PolicyDefinitions\en-US directories respectively.

Check Text ( C-66475r2_chk )

Verify the following registry configuration:

If configured to an approved DoD SharePoint Server, this is NA.

Note: The Key Name "cSharePoint" 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\cSharePoint

Value Name: bDisableSharePointFeatures
Type: REG_DWORD
Value: 1

If the value for bDisableSharePointFeatures is not set to “1” and Type configured to REG_DWORD or does not exist, then this is a finding.

Admin Template path: Computer Configuration > Administrative Template > Adobe Reader DC Classic > Preferences > 'SharePoint and Office 365 access' must be set to 'Disabled'.

This policy setting requires the installation of the AcrobatDCClassic custom templates included with the STIG package. "AcrobatDCClassic.admx" and "AcrobatDCClassic.adml" must be copied to the \Windows\PolicyDefinitions and \Windows\PolicyDefinitions\en-US directories respectively.

Fix Text (F-71863r2_fix)
Configure the following registry value: Note: The Key Name "cSharePoint" 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\cSharePoint Value Name: bDisableSharePointFeatures Type: REG_DWORD Value: 1 Configure the policy value for Computer Configuration > Administrative Template > Adobe Reader DC Classic > Preferences > 'SharePoint and Office 365 access' to 'Disabled'. This policy setting requires the installation of the AcrobatDCClassic custom templates included with the STIG package. "AcrobatDCClassic.admx" and "AcrobatDCClassic.adml" must be copied to the \Windows\PolicyDefinitions and \Windows\PolicyDefinitions\en-US directories respectively.

Fix Text (F-71863r2_fix)

Configure the following registry value:

Note: The Key Name "cSharePoint" 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\cSharePoint

Value Name: bDisableSharePointFeatures
Type: REG_DWORD
Value: 1

Configure the policy value for Computer Configuration > Administrative Template > Adobe Reader DC Classic > Preferences > 'SharePoint and Office 365 access' to 'Disabled'.

This policy setting requires the installation of the AcrobatDCClassic custom templates included with the STIG package. "AcrobatDCClassic.admx" and "AcrobatDCClassic.adml" must be copied to the \Windows\PolicyDefinitions and \Windows\PolicyDefinitions\en-US directories respectively.