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Windows 10 Kernel (Direct Memory Access) DMA Protection must be enabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-220902 | WN10-EP-000310 | SV-220902r569187_rule | Medium |
| Description |
|---|
| Kernel DMA Protection to protect PCs against drive-by Direct Memory Access (DMA) attacks using PCI hot plug devices connected to Thunderboltâ„¢ 3 ports. Drive-by DMA attacks can lead to disclosure of sensitive information residing on a PC, or even injection of malware that allows attackers to bypass the lock screen or control PCs remotely. |
| STIG | Date |
|---|---|
| Windows 10 Security Technical Implementation Guide | 2021-08-18 |
Details
| Check Text ( C-22617r555191_chk ) |
|---|
| This is NA prior to v1803 of Windows 10. If the following registry value does not exist or is not configured as specified, this is a finding. Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \Software\Policies\Microsoft\Windows\Kernel DMA Protection Value Name: DeviceEnumerationPolicy Value Type: REG_DWORD Value: 0 |
| Fix Text (F-22606r555192_fix) |
|---|
| Configure the policy value for Computer Configuration >> Administrative Templates >> System >> Kernel DMA Protection >> "Enumeration policy for external devices incompatible with Kernel DMA Protection" to "Enabled" with "Enumeration Policy" set to "Block All". |