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The built-in guest account must be disabled.


Overview

Finding ID Version Rule ID IA Controls Severity
V-1113 WN12-SO-000003 SV-52855r1_rule IAAC-1 Medium
Description
A system faces an increased vulnerability threat if the built-in guest account is not disabled. This account is a known account that exists on all Windows systems and cannot be deleted. This account is initialized during the installation of the operating system with no password assigned.
STIG Date
Windows Server 2012 Member Server Security Technical Implementation Guide 2014-01-07

Details

Check Text ( C-47172r2_chk )
Verify the effective setting in Local Group Policy Editor.
Run "gpedit.msc".

Navigate to Local Computer Policy -> Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options.

If the value for "Accounts: Guest account status" is not set to "Disabled", this is a finding.
Fix Text (F-45781r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> "Accounts: Guest account status" to "Disabled".