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Guide to the Secure Configuration of Ubuntu 22.04

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Sensible umask

    Enter default user umask
    Value
    Show

  • 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/bash.bashrc</code> to read as follows: <pre>umask <xccdf-1.2:sub...
    Rule Medium Severity
    Show

  • 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/login.defs</code> to read as follows: <pre>UMASK ...
    Rule Medium Severity
    Show

  • Ensure the Default Umask is Set Correctly For Interactive Users

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

  • System Accounting with auditd

    The audit service provides substantial capabilities for recording system activities. By default, the service audits about SELinux AVC denials and certain types of security-relevant events such as s...
    Group
    Show

  • Ensure the audit Subsystem is Installed

    The audit package should be installed.
    Rule Medium Severity
    Show

  • Configure auditd space_left on Low Disk Space

    The <code>auditd</code> service can be configured to take an action when disk space is running low but prior to running out of space completely. Edit the file <code>/etc/audit/auditd.conf</code>. A...
    Rule Medium Severity
    Show

  • AppArmor profiles mode

    enforce - Set all AppArmor profiles to enforce mode
    complain - Set all AppArmor profiles to complain mode
    Value
    Show

  • Ensure AppArmor is installed

    AppArmor provide Mandatory Access Controls.
    Rule Medium Severity
    Show

  • Enforce all AppArmor Profiles

    AppArmor profiles define what resources applications are able to access. To set all profiles to enforce mode run the following command: <pre>$ sudo aa-enforce /etc/apparmor.d/*</pre> To list unconf...
    Rule Medium Severity
    Show

Node 2

siemur/test-space

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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