DISA STIG for Red Hat Enterprise Linux 9
Rules and Groups employed by this XCCDF Profile
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Disable graphical user interface
By removing the following packages, the system no longer has X Windows installed. <code>xorg-x11-server-Xorg xorg-x11-server-common xorg-x11-server-utils xorg-x11-server-Xwayland</code> If X Win...Rule Medium Severity -
Disable X Windows Startup By Setting Default Target
Systems that do not require a graphical user interface should only boot by default into <code>multi-user.target</code> mode. This prevents accidental booting of the system into a <code>graphical.ta...Rule Medium Severity -
Network Manager
The NetworkManager daemon configures a variety of network connections. This section discusses how to configure NetworkManager.Group -
NetworkManager DNS Mode Must Be Must Configured
The DNS processing mode in NetworkManager describes how DNS is processed on the system. Depending the mode some changes the system's DNS may not be respected.Rule Medium Severity -
Verify Group Who Owns cron.deny
To properly set the group owner of/etc/cron.deny
, run the command:$ sudo chgrp root /etc/cron.deny
Rule Medium Severity -
Verify Owner on cron.deny
To properly set the owner of/etc/cron.deny
, run the command:$ sudo chown root /etc/cron.deny
Rule Medium Severity -
The s-nail Package Is Installed
A mail server is required for sending emails. Thes-nail
package can be installed with the following command:$ sudo dnf install s-nail
Rule Medium Severity -
Ensure All User Initialization Files Have Mode 0740 Or Less Permissive
Set the mode of the user initialization files, including the <code>root</code> user, to <code>0740</code> with the following commands: <pre> $ sudo chmod 0740 /root/.<i>INIT_FILE</i> $ sudo chmod 0...Rule Medium Severity -
The File /etc/ssh/sshd_config.d/50-redhat.conf Must Exist
The/etc/ssh/sshd_config.d/50-redhat.conf
file must exist as it contains important settings to secure SSH.Rule Medium Severity -
SSHD Must Include System Crypto Policy Config File
SSHD should follow the system cryptographic policy. In order to accomplish this the SSHD configuration should include the systemRule Medium Severity
Node 2
The content of the drawer really is up to you. It could have form fields, definition lists, text lists, labels, charts, progress bars, etc. Spacing recommendation is 24px margins. You can put tabs in here, and can also make the drawer scrollable.
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