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The Photon operating system must configure sshd to perform strict mode checking of home directory configuration files.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-256550 | PHTN-30-000081 | SV-256550r887324_rule | Medium |
| Description |
|---|
| If other users have access to modify user-specific Secure Shell (SSH) configuration files, they may be able to log on to the system as another user. |
| STIG | Date |
|---|---|
| VMware vSphere 7.0 vCenter Appliance Photon OS Security Technical Implementation Guide | 2023-02-21 |
Details
| Check Text ( C-60225r887322_chk ) |
|---|
| At the command line, run the following command: # sshd -T|&grep -i StrictModes Expected result: StrictModes yes If the output does not match the expected result, this is a finding. |
| Fix Text (F-60168r887323_fix) |
|---|
| Navigate to and open: /etc/ssh/sshd_config Ensure the "StrictModes" line is uncommented and set to the following: StrictModes yes At the command line, run the following command: # systemctl restart sshd.service |