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RHEL 9 file system automount function must be disabled unless required.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-257849 | RHEL-09-231040 | SV-257849r958498_rule | Medium |
| Description |
|---|
| An authentication process resists replay attacks if it is impractical to achieve a successful authentication by recording and replaying a previous authentication message. Satisfies: SRG-OS-000114-GPOS-00059, SRG-OS-000378-GPOS-00163, SRG-OS-000480-GPOS-00227 |
| STIG | Date |
|---|---|
| Red Hat Enterprise Linux 9 Security Technical Implementation Guide | 2024-06-04 |
Details
| Check Text ( C-61590r925532_chk ) |
|---|
| Verify that RHEL 9 file system automount function has been disabled with the following command: $ sudo systemctl is-enabled autofs masked If the returned value is not "masked", "disabled", "Failed to get unit file state for autofs.service for autofs", or "enabled", and is not documented as operational requirement with the information system security officer ISSO, this is a finding. |
| Fix Text (F-61514r925533_fix) |
|---|
| Configure RHEL 9 to disable the ability to automount devices. The autofs service can be disabled with the following command: $ sudo systemctl mask --now autofs.service |