STIGQter STIGQter: STIG Summary: Microsoft Windows Server 2025 Security Technical Implementation Guide Version: 1 Release: 2 Benchmark Date: 01 Jul 2026:

Windows Server 2025 Turning off File Explorer heap termination on corruption must be disabled.

DISA Rule

SV-278110r1182063_rule

Vulnerability Number

V-278110

Group Title

SRG-OS-000480-GPOS-00227

Rule Version

WN25-CC-000320

Severity

CAT III

CCI(s)

Weight

10

Fix Recommendation

The default behavior is for File Explorer heap termination on corruption to be disabled.

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".

Check Contents

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)

Vulnerability Number

V-278110

Documentable

False

Rule Version

WN25-CC-000320

Severity Override Guidance

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)

Check Content Reference

M

Target Key

5719