Skip to content

CIS Ubuntu 20.04 Level 1 Server Benchmark

Rules and Groups employed by this XCCDF Profile

  • All Interactive User Home Directories Must Have mode 0750 Or Less Permissive

    Change the mode of interactive users home directories to <code>0750</code>. To change the mode of interactive users home directory, use the followi...
    Rule Medium Severity
  • Ensure that No Dangerous Directories Exist in Root's Path

    The active path of the root account can be obtained by starting a new root shell and running: <pre># echo $PATH</pre> This will produce a colon-sep...
    Group
  • Ensure that Root's Path Does Not Include World or Group-Writable Directories

    For each element in root's path, run:
    # ls -ld DIR
    and ensure that write permissions are disabled for group and other.
    Rule Medium Severity
  • Ensure that Users Have Sensible Umask Values

    The umask setting controls the default permissions for the creation of new files. With a default <code>umask</code> setting of 077, files and direc...
    Group
  • Ensure the Default Bash Umask is Set Correctly

    To ensure the default umask for users of the Bash shell is set properly, add or correct the <code>umask</code> setting in <code>/etc/bashrc</code> ...
    Rule Medium Severity
  • Ensure the Default C Shell Umask is Set Correctly

    To ensure the default umask for users of the C shell is set properly, add or correct the <code>umask</code> setting in <code>/etc/csh.cshrc</code> ...
    Rule Medium Severity
  • Ensure the Default Umask is Set Correctly in login.defs

    To ensure the default umask controlled by <code>/etc/login.defs</code> is set properly, add or correct the <code>UMASK</code> setting in <code>/etc...
    Rule Medium Severity
  • Ensure the Default Umask is Set Correctly in /etc/profile

    To ensure the default umask controlled by <code>/etc/profile</code> is set properly, add or correct the <code>umask</code> setting in <code>/etc/pr...
    Rule Medium Severity
  • Ensure the Default Umask is Set Correctly For Interactive Users

    Remove the UMASK environment variable from all interactive users initialization files.
    Rule Medium Severity
  • AppArmor

    Many security vulnerabilities result from bugs in trusted programs. A trusted program runs with privileges that attackers want to possess. The prog...
    Group
  • Ensure AppArmor is installed

    AppArmor provide Mandatory Access Controls.
    Rule Medium Severity
  • All AppArmor Profiles are in enforce or complain mode

    AppArmor profiles define what resources applications are able to access. To set all profiles to either <code>enforce</code> or <code>complain</code...
    Rule Medium Severity
  • Ensure AppArmor is enabled in the bootloader configuration

    Configure AppArmor to be enabled at boot time and verify that it has not been overwritten by the bootloader boot parameters. Note: This recommenda...
    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 ...
    Group
  • Non-UEFI GRUB2 bootloader configuration

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

    The file <code>/boot/grub/grub.cfg</code> should be owned by the <code>root</code> user to prevent destruction or modification of the file. To pro...
    Rule Medium Severity
  • Verify /boot/grub/grub.cfg Permissions

    File permissions for <code>/boot/grub/grub.cfg</code> should be set to 600. To properly set the permissions of <code>/boot/grub/grub.cfg</code>, r...
    Rule Medium 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 passw...
    Rule High Severity
  • UEFI GRUB2 bootloader configuration

    UEFI GRUB2 bootloader configuration
    Group
  • Set the UEFI Boot Loader Password

    The grub2 boot loader should have a superuser account and password protection enabled to protect boot-time settings. <br><br> Since plaintext passw...
    Rule High Severity

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.

Capacity
Modules