File Explorer heap termination on corruption must be disabled.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-253397	WN11-CC-000220	SV-253397r829275_rule		Low

Description
Legacy plug-in applications may continue to function when a File Explorer session has become corrupt. Disabling this feature will prevent this.

STIG	Date
Microsoft Windows 11 Security Technical Implementation Guide	2023-09-29

Details

Check Text ( C-56850r829273_chk )
The default behavior is for File Explorer heap termination on corruption to be enabled. If it exists and is configured with a value of "1", this is a finding. Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\Explorer\ Value Name: NoHeapTerminationOnCorruption Value Type: REG_DWORD Value: 0x00000000 (0) (or if the Value Name does not exist)

Fix Text (F-56800r829274_fix)
The default behavior is for File Explorer heap termination on corruption to be enabled. To correct this, configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Turn off heap termination on corruption" to "Not Configured" or "Disabled".