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CCN Red Hat Enterprise Linux 9 - Intermediate

Rules and Groups employed by this XCCDF Profile

  • Set SSH Client Alive Count Max

    The SSH server sends at most <code>ClientAliveCountMax</code> messages during a SSH session and waits for a response from the SSH client. The optio...
    Rule Medium Severity
  • Set SSH Client Alive Interval

    SSH allows administrators to set a network responsiveness timeout interval. After this interval has passed, the unresponsive client will be automat...
    Rule Medium Severity
  • Enable SSH Warning Banner

    To enable the warning banner and ensure it is consistent across the system, add or correct the following line in <code>/etc/ssh/sshd_config.d/00-c...
    Rule Medium Severity
  • Limit Users' SSH Access

    By default, the SSH configuration allows any user with an account to access the system. There are several options available to limit which users an...
    Rule Unknown Severity
  • USBGuard daemon

    The USBGuard daemon enforces the USB device authorization policy for all USB devices.
    Group
  • Install usbguard Package

    The usbguard package can be installed with the following command:
    $ sudo dnf install usbguard
    Rule Medium Severity
  • Enable the USBGuard Service

    The USBGuard service should be enabled. The <code>usbguard</code> service can be enabled with the following command: <pre>$ sudo systemctl enable ...
    Rule Medium Severity
  • Generate USBGuard Policy

    By default USBGuard when enabled prevents access to all USB devices and this lead to inaccessible system if they use USB mouse/keyboard. To prevent...
    Rule Medium Severity

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