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V-253397

CAT III (Low)

File Explorer heap termination on corruption must be disabled.

Rule ID

SV-253397r958902_rule

STIG

Microsoft Windows 11 Security Technical Implementation Guide

Version

V2R7

CCIs

CCI-002385

Discussion

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

Check Content

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

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".