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DISA STIG for Red Hat Enterprise Linux 9

Rules and Groups employed by this XCCDF Profile

  • Set type of computer node name logging in audit logs

    To configure Audit daemon to use a unique identifier as computer node name in the audit events, set <code>name_format</code> to <code><xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_au...
    Rule Medium Severity
  • Appropriate Action Must be Setup When the Internal Audit Event Queue is Full

    The audit system should have an action setup in the event the internal event queue becomes full. To setup an overflow action edit <code>/etc/audit/auditd.conf</code>. Set <code>overflow_action</cod...
    Rule Medium Severity
  • Write Audit Logs to the Disk

    To configure Audit daemon to write Audit logs to the disk, set write_logs to yes in /etc/audit/auditd.conf. This is the default setting.
    Rule Medium Severity
  • GRUB2 bootloader configuration

    During the boot process, the boot loader is responsible for starting the execution of the kernel and passing options to it. The boot loader allows for the selection of different kernels - possibly ...
    Group
  • Enable Kernel Page-Table Isolation (KPTI)

    To enable Kernel page-table isolation, add the argument <code>pti=on</code> to the default GRUB 2 command line for the Linux operating system. To ensure that <code>pti=on</code> is added as a kerne...
    Rule Low Severity
  • Disable vsyscalls

    To disable use of virtual syscalls, add the argument <code>vsyscall=none</code> to the default GRUB 2 command line for the Linux operating system. To ensure that <code>vsyscall=none</code> is added...
    Rule Medium Severity
  • Non-UEFI GRUB2 bootloader configuration

    Non-UEFI GRUB2 bootloader configuration
    Group
  • Verify /boot/grub2/grub.cfg Group Ownership

    The file <code>/boot/grub2/grub.cfg</code> should be group-owned by the <code>root</code> group to prevent destruction or modification of the file. To properly set the group owner of <code>/boot/g...
    Rule Medium Severity
  • Verify /boot/grub2/grub.cfg User Ownership

    The file <code>/boot/grub2/grub.cfg</code> should be owned by the <code>root</code> user to prevent destruction or modification of the file. To properly set the owner of <code>/boot/grub2/grub.cfg...
    Rule Medium Severity
  • Set the Boot Loader Admin Username to a Non-Default Value

    The grub2 boot loader should have a superuser account and password protection enabled to protect boot-time settings. <br> <br> To maximize the protection, select a password-protected superu...
    Rule High Severity
  • Set Boot Loader Password in grub2

    The grub2 boot loader should have a superuser account and password protection enabled to protect boot-time settings. <br> <br> Since plaintext passwords are a security risk, generate a hash...
    Rule High Severity
  • Configure Syslog

    The syslog service has been the default Unix logging mechanism for many years. It has a number of downsides, including inconsistent log format, lack of authentication for received messages, and lac...
    Group
  • Ensure rsyslog-gnutls is installed

    TLS protocol support for rsyslog is installed. The rsyslog-gnutls package can be installed with the following command:
    $ sudo dnf install rsyslog-gnutls
    Rule Medium Severity
  • Ensure rsyslog is Installed

    Rsyslog is installed by default. The rsyslog package can be installed with the following command:
     $ sudo dnf install rsyslog
    Rule Medium Severity
  • Enable rsyslog Service

    The <code>rsyslog</code> service provides syslog-style logging by default on Red Hat Enterprise Linux 9. The <code>rsyslog</code> service can be enabled with the following command: <pre>$ sudo sys...
    Rule Medium Severity
  • Ensure Proper Configuration of Log Files

    The file <code>/etc/rsyslog.conf</code> controls where log message are written. These are controlled by lines called <i>rules</i>, which consist of a <i>selector</i> and an <i>action</i>. These rul...
    Group
  • Ensure cron Is Logging To Rsyslog

    Cron logging must be implemented to spot intrusions or trace cron job status. If <code>cron</code> is not logging to <code>rsyslog</code>, it can be implemented by adding the following to the <i>RU...
    Rule Medium Severity
  • Ensure Rsyslog Authenticates Off-Loaded Audit Records

    Rsyslogd is a system utility providing support for message logging. Support for both internet and UNIX domain sockets enables this utility to support both local and remote logging. Couple this uti...
    Rule Medium Severity
  • Ensure Rsyslog Encrypts Off-Loaded Audit Records

    Rsyslogd is a system utility providing support for message logging. Support for both internet and UNIX domain sockets enables this utility to support both local and remote logging. Couple this uti...
    Rule Medium Severity
  • Ensure Rsyslog Encrypts Off-Loaded Audit Records

    Rsyslogd is a system utility providing support for message logging. Support for both internet and UNIX domain sockets enables this utility to support both local and remote logging. Couple this uti...
    Rule Medium Severity

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