Indexing of mail items in Exchange Folder when Outlook is running in uncached mode must be turned off.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-15712	WN08-CC-000108	SV-48250r1_rule	ECSC-1	Low

Description
Indexing of encrypted items may expose sensitive data. This setting prevents mail items in a Microsoft Exchange folder from being indexed when Outlook is running in uncached mode.

STIG	Date
Windows 8 Security Technical Implementation Guide	2014-01-07

Details

Check Text ( C-44928r1_chk )
If the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Subkey: \Software\Policies\Microsoft\Windows\Windows Search\ Value Name: PreventIndexingUncachedExchangeFolders Type: REG_DWORD Value: 1

Fix Text (F-41385r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Search -> "Enable indexing uncached Exchange folders" to "Disabled".