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The Photon operating system must configure sshd to disallow HostbasedAuthentication.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-256584 | PHTN-30-000115 | SV-256584r887426_rule | Medium |
| Description |
|---|
| Secure Shell (SSH) trust relationships enable trivial lateral spread after a host compromise and therefore must be explicitly disabled. |
| STIG | Date |
|---|---|
| VMware vSphere 7.0 vCenter Appliance Photon OS Security Technical Implementation Guide | 2023-06-15 |
Details
| Check Text ( C-60259r887424_chk ) |
|---|
| At the command line, run the following command: # sshd -T|&grep -i HostbasedAuthentication Expected result: hostbasedauthentication no If the output does not match the expected result, this is a finding. |
| Fix Text (F-60202r887425_fix) |
|---|
| Navigate to and open: /etc/ssh/sshd_config Ensure the "HostbasedAuthentication" line is uncommented and set to the following: HostbasedAuthentication no At the command line, run the following command: # systemctl restart sshd.service |