The ESXi host SSH daemon must be configured with the DOD logon banner.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-256383SRG-OS-000023-VMM-000060ESXI-70-000009SV-256383r958390_rule2025-02-111
Description
The warning message reinforces policy awareness during the logon process and facilitates possible legal action against attackers. Alternatively, systems whose ownership should not be obvious should ensure use of a banner that does not provide easy attribution.
ℹ️ Check
From an ESXi shell, run the following command: # /usr/lib/vmware/openssh/bin/sshd -T|grep banner Expected result: banner /etc/issue If the output does not match the expected result, this is a finding.
✔️ Fix
From an ESXi shell, add or correct the following line in "/etc/ssh/sshd_config": Banner /etc/issue