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AIX must not use removable media as the boot loader.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-91649 | AIX7-00-003113 | SV-101747r1_rule | Medium |
| Description |
|---|
| Malicious users with removable boot media can gain access to a system configured to use removable media as the boot loader. |
| STIG | Date |
|---|---|
| IBM AIX 7.x Security Technical Implementation Guide | 2020-02-24 |
Details
| Check Text ( C-90803r1_chk ) |
|---|
| Check the servers boot lists for the "normal", "service", "both", or "prevboot" modes by command: # bootlist -m Ensure "hdisk{x}" is the only devices listed. If boot devices, such as "cd{x}", "fd{x}", "rmt{x}", or "ent{x}" are used, this is a finding. |
| Fix Text (F-97847r1_fix) |
|---|
| Configure the system to use a bootloader installed on fixed media, such as: # bootlist -m normal hdisk0 # bootlist -m service hdisk0 |