The Photon operating system must configure sshd to disallow HostbasedAuthentication.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-256584SRG-OS-000480-GPOS-00229PHTN-30-000115SV-256584r991591_rule2024-12-161
Description
Secure Shell (SSH) trust relationships enable trivial lateral spread after a host compromise and therefore must be explicitly disabled.
ℹ️ Check
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
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