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Australian Cyber Security Centre (ACSC) ISM Official

Rules and Groups employed by this XCCDF Profile

  • Enable Smartcards in SSSD

    SSSD should be configured to authenticate access to the system using smart cards. To enable smart cards in SSSD, set <code>pam_cert_auth</code> to ...
    Rule Medium 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 yum 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
  • Enable ExecShield via sysctl

    By default on Oracle Linux 9 64-bit systems, ExecShield is enabled and can only be disabled if the hardware does not support ExecShield or is disab...
    Rule Medium Severity
  • Prevent non-Privileged Users from Modifying Network Interfaces using nmcli

    By default, non-privileged users are given permissions to modify networking interfaces and configurations using the <code>nmcli</code> command. Non...
    Rule Medium Severity
  • Enable the auditadm_exec_content SELinux Boolean

    By default, the SELinux boolean <code>auditadm_exec_content</code> is enabled. If this setting is disabled, it should be enabled. To enable the <c...
    Rule Medium Severity
  • Disable the authlogin_nsswitch_use_ldap SELinux Boolean

    By default, the SELinux boolean <code>authlogin_nsswitch_use_ldap</code> is disabled. If this setting is enabled, it should be disabled. To disabl...
    Rule Medium Severity
  • Disable the authlogin_radius SELinux Boolean

    By default, the SELinux boolean <code>authlogin_radius</code> is disabled. If this setting is enabled, it should be disabled. To disable the <code...
    Rule Medium Severity
  • Enable the kerberos_enabled SELinux Boolean

    By default, the SELinux boolean <code>kerberos_enabled</code> is enabled. If this setting is disabled, it should be enabled to allow confined appli...
    Rule Medium Severity
  • Chrony Configure Pool and Server

    <code>Chrony</code> is a daemon which implements the Network Time Protocol (NTP). It is designed to synchronize system clocks across a variety of s...
    Rule Medium Severity
  • Specify Additional Remote NTP Servers

    Depending on specific functional requirements of a concrete production environment, the Oracle Linux 9 system can be configured to utilize the serv...
    Rule Medium Severity
  • Disable snmpd Service

    The snmpd service can be disabled with the following command:
    $ sudo systemctl mask --now snmpd.service
    Rule Low Severity
  • Configure SNMP Service to Use Only SNMPv3 or Newer

    Edit <code>/etc/snmp/snmpd.conf</code>, removing any references to <code>rocommunity</code>, <code>rwcommunity</code>, or <code>com2sec</code>. Upo...
    Rule Medium Severity

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