Vulnerability V-220703

If the following registry value does not exist or is not configured as specified, this is a finding. For virtual desktop implementations (VDIs) in which the virtual desktop instance is deleted or refreshed upon logoff, this is NA. For Azure Virtual Desktop (AVD) implementations with no data at rest, this is NA. Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\FVE\ Value Name: UseAdvancedStartup Type: REG_DWORD Value: 0x00000001 (1) If one of the following registry values does not exist or is not configured as specified, this is a finding. Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\FVE\ Value Name: UseTPMPIN Type: REG_DWORD Value: 0x00000001 (1) Value Name: UseTPMKeyPIN Type: REG_DWORD Value: 0x00000001 (1) When BitLocker network unlock is used: Value Name: UseTPMPIN Type: REG_DWORD Value: 0x00000002 (2) Value Name: UseTPMKeyPIN Type: REG_DWORD Value: 0x00000002 (2) BitLocker network unlock may be used in conjunction with a BitLocker PIN. Refer to the article at the link below for information about network unlock. https://docs.microsoft.com/en-us/windows/security/information-protection/bitlocker/bitlocker-how-to-enable-network-unlock

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> BitLocker Drive Encryption >> Operating System Drives "Require additional authentication at startup" to "Enabled" with "Configure TPM Startup PIN:" set to "Require startup PIN with TPM" or with "Configure TPM startup key and PIN:" set to "Require startup key and PIN with TPM".