DRAFT - DISA STIG for Oracle Linux 9
Rules and Groups employed by this XCCDF Profile
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Set Password Hashing Algorithm in /etc/libuser.conf
In <code>/etc/libuser.conf</code>, add or correct the following line in its <code>[defaults]</code> section to ensure the system will use the <xccdf-1.2:sub idref="xccdf_org.ssgproject.content_valu...Rule Medium Severity -
Set Password Hashing Algorithm in /etc/login.defs
In <code>/etc/login.defs</code>, add or update the following line to ensure the system will use <xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_password_hashing_algorithm" use="legacy"...Rule Medium Severity -
Set PAM''s Password Hashing Algorithm - password-auth
The PAM system service can be configured to only store encrypted representations of passwords. In <code>/etc/pam.d/password-auth</code>, the <code>password</code> section of the file controls which...Rule Medium Severity -
Set Password Hashing Rounds in /etc/login.defs
In <code>/etc/login.defs</code>, ensure <code>SHA_CRYPT_MIN_ROUNDS</code> and <code>SHA_CRYPT_MAX_ROUNDS</code> has the minimum value of <code>5000</code>. For example: <pre>SHA_CRYPT_MIN_ROUNDS 50...Rule Medium Severity -
Protect Physical Console Access
It is impossible to fully protect a system from an attacker with physical access, so securing the space in which the system is located should be considered a necessary step. However, there are some...Group -
Disable debug-shell SystemD Service
SystemD's <code>debug-shell</code> service is intended to diagnose SystemD related boot issues with various <code>systemctl</code> commands. Once enabled and following a system reboot, the root she...Rule Medium Severity -
Disable Ctrl-Alt-Del Burst Action
By default, <code>SystemD</code> will reboot the system if the <code>Ctrl-Alt-Del</code> key sequence is pressed Ctrl-Alt-Delete more than 7 times in 2 seconds. <br> <br> To configure the s...Rule High Severity -
Disable Ctrl-Alt-Del Reboot Activation
By default, <code>SystemD</code> will reboot the system if the <code>Ctrl-Alt-Del</code> key sequence is pressed. <br> <br> To configure the system to ignore the <code>Ctrl-Alt-Del</code> k...Rule High Severity -
Verify that Interactive Boot is Disabled
Oracle Linux 9 systems support an "interactive boot" option that can be used to prevent services from being started. On a Oracle Linux 9 system, interactive boot can be enabled by providing a <code...Rule Medium Severity -
Require Authentication for Emergency Systemd Target
Emergency mode is intended as a system recovery method, providing a single user root access to the system during a failed boot sequence. <br> <br> By default, Emergency mode is protected by...Rule Medium Severity
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