Turning off File Explorer heap termination on corruption must be disabled.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-220838WN10-CC-000220SV-220838r958902_ruleCCI-002385low
Description
Legacy plug-in applications may continue to function when a File Explorer session has become corrupt. Disabling this feature will prevent this.
STIGDate
Microsoft Windows 10 Security Technical Implementation Guide2025-02-25

Details

Check Text (C-220838r958902_chk)

The default behavior is for File Explorer heap termination on corruption to be enabled. If the registry Value Name below does not exist, this is not a finding. If it exists and is configured with a value of "0", this is not a finding. 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-22542r555000_fix)

The default behavior is for File Explorer heap termination on corruption to be enabled. If this needs to be corrected, configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Turn off heap termination on corruption" to "Not Configured" or "Disabled".