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The system boot loader configuration file(s) must have mode 0600 or less permissive.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-208842 | OL6-00-000067 | SV-208842r603263_rule | Medium |
| Description |
|---|
| Proper permissions ensure that only the root user can modify important boot parameters. |
| STIG | Date |
|---|---|
| Oracle Linux 6 Security Technical Implementation Guide | 2021-03-01 |
Details
| Check Text ( C-9095r357506_chk ) |
|---|
| To check the permissions of "/boot/grub/grub.conf", run the command: $ sudo ls -lL /boot/grub/grub.conf If properly configured, the output should indicate the following permissions: "-rw-------" If it does not, this is a finding. |
| Fix Text (F-9095r357507_fix) |
|---|
| File permissions for "/boot/grub/grub.conf" should be set to 600, which is the default. To properly set the permissions of "/boot/grub/grub.conf", run the command: # chmod 600 /boot/grub/grub.conf Boot partitions based on VFAT, NTFS, or other non-standard configurations may require alternative measures. |