Unsigned gadgets must not be installed.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-15724	5.250	SV-16663r3_rule		Medium

Description
Uncontrolled installation of applications can introduce various issues, including system instability, and allow access to sensitive information. Installation of applications must be controlled by the enterprise. This setting prevents unsigned gadgets from being installed.

STIG	Date
Windows Vista Security Technical Implementation Guide	2016-06-03

Details

Check Text ( C-57975r2_chk )
If Windows Sidebar has been disabled, this is NA. Verify the following registry value to determine if Windows Sidebar has been disabled: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Windows\Sidebar\ Value Name: TurnOffSidebar Type: REG_DWORD Value: 1 If Windows Sidebar has not been disabled and the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Windows\Sidebar\ Value Name: TurnOffUnsignedGadgets Type: REG_DWORD Value: 1

Check Text ( C-57975r2_chk )

If Windows Sidebar has been disabled, this is NA.
Verify the following registry value to determine if Windows Sidebar has been disabled:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Windows\Sidebar\

Value Name: TurnOffSidebar

Type: REG_DWORD
Value: 1

If Windows Sidebar has not been disabled and the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Windows\Sidebar\

Value Name: TurnOffUnsignedGadgets

Type: REG_DWORD
Value: 1

Fix Text (F-62299r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Sidebar -> "Disable unpacking and installation of gadgets that are not digitally signed" to "Enabled". To turn off Windows Sidebar completely, configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Sidebar -> "Turn off Windows Sidebar" to "Enabled".

Fix Text (F-62299r1_fix)

Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Sidebar -> "Disable unpacking and installation of gadgets that are not digitally signed" to "Enabled".

To turn off Windows Sidebar completely, configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Windows Sidebar -> "Turn off Windows Sidebar" to "Enabled".