Assessment Objective
Determine if:
- SC-51a. hardware-based write-protect for [Assignment: system firmware components] is employed;
- SC-51b.
- SC-51b.[01] specific procedures are implemented for [Assignment: authorized individuals] to manually disable hardware write-protect for firmware modifications;
- SC-51b.[02] specific procedures are implemented for [Assignment: authorized individuals] to re-enable the write-protect prior to returning to operational mode.
Assessment Methods
Examine
- System and communications protection policy
- procedures addressing firmware modifications
- system design documentation
- system configuration settings and associated documentation
- system architecture
- system audit records
- system security plan
- other relevant documents or records
Interview
- System/network administrators
- organizational personnel with information security responsibilities
- organizational personnel installing, configuring, and/or maintaining the system
- system developers/integrators
Test
- Organizational processes for modifying system firmware
- mechanisms supporting and/or implementing hardware-based write-protection for system firmware
Linked Issues
| Linktype | Issue |
|---|---|
| blocks | SC-51 Hardware-based Protection |