The Smart Card removal option must be configured to Force Logoff or Lock Workstation.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-1157	3.047	SV-25050r2_rule		Medium

Description
Unattended systems are susceptible to unauthorized use and must be locked. Configuring a system to lock when a smart card is removed will ensure the system is inaccessible when unattended.

STIG	Date
Windows 7 Security Technical Implementation Guide	2017-02-21

Details

Check Text ( C-62065r2_chk )
Analyze the system using the Security Configuration and Analysis snap-in. Expand the Security Configuration and Analysis tree view. Navigate to Local Policies >> Security Options. If the value for "Interactive logon: Smart card removal behavior" is not set to "Lock Workstation" or "Force Logoff", this is a finding. The policy referenced configures the following registry value: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\ Value Name: SCRemoveOption Value Type: REG_SZ Value: 1 (Lock Workstation) or 2 (Force Logoff) This may be left not configured or set to "No action" on workstations with the following conditions. This must be documented with the ISSO. -The setting cannot be configured due to mission needs, or because it interferes with applications. -A policy must be in place requiring users to manually lock workstations when leaving them unattended. -The screen saver is properly configured to lock as required (see V-1122).

Check Text ( C-62065r2_chk )

Analyze the system using the Security Configuration and Analysis snap-in.
Expand the Security Configuration and Analysis tree view.
Navigate to Local Policies >> Security Options.

If the value for "Interactive logon: Smart card removal behavior" is not set to "Lock Workstation" or "Force Logoff", this is a finding.

The policy referenced configures the following registry value:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\

Value Name: SCRemoveOption

Value Type: REG_SZ
Value: 1 (Lock Workstation) or 2 (Force Logoff)

This may be left not configured or set to "No action" on workstations with the following conditions. This must be documented with the ISSO.
-The setting cannot be configured due to mission needs, or because it interferes with applications.
-A policy must be in place requiring users to manually lock workstations when leaving them unattended.
-The screen saver is properly configured to lock as required (see V-1122).

Fix Text (F-66963r1_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Interactive logon: Smart card removal behavior" to "Lock Workstation" or "Force Logoff".