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Guide to the Secure Configuration of OpenEmbedded

Rules, Groups, and Values defined within the XCCDF Benchmark

  • xserver_clients_write_xshm SELinux Boolean

    default - Default SELinux boolean setting.
    on - SELinux boolean is enabled.
    off - SELinux boolean is disabled.
    Value
    Show

  • xserver_execmem SELinux Boolean

    default - Default SELinux boolean setting.
    on - SELinux boolean is enabled.
    off - SELinux boolean is disabled.
    Value
    Show

  • xserver_object_manager SELinux Boolean

    default - Default SELinux boolean setting.
    on - SELinux boolean is enabled.
    off - SELinux boolean is disabled.
    Value
    Show

  • zabbix_can_network SELinux Boolean

    default - Default SELinux boolean setting.
    on - SELinux boolean is enabled.
    off - SELinux boolean is disabled.
    Value
    Show

  • zarafa_setrlimit SELinux Boolean

    default - Default SELinux boolean setting.
    on - SELinux boolean is enabled.
    off - SELinux boolean is disabled.
    Value
    Show

  • zebra_write_config SELinux Boolean

    default - Default SELinux boolean setting.
    on - SELinux boolean is enabled.
    off - SELinux boolean is disabled.
    Value
    Show

  • zoneminder_anon_write SELinux Boolean

    default - Default SELinux boolean setting.
    on - SELinux boolean is enabled.
    off - SELinux boolean is disabled.
    Value
    Show

  • zoneminder_run_sudo SELinux Boolean

    default - Default SELinux boolean setting.
    on - SELinux boolean is enabled.
    off - SELinux boolean is disabled.
    Value
    Show

  • Disable SSH Support for User Known Hosts

    SSH can allow system users to connect to systems if a cache of the remote systems public keys is available. This should be disabled. <br><br> To e...
    Rule Medium Severity
    Show

  • Encrypt Transmitted Data Whenever Possible

    Data transmitted over a network, whether wired or wireless, is susceptible to passive monitoring. Whenever practical solutions for encrypting such ...
    Group
    Show

  • Services

    The best protection against vulnerable software is running less software. This section describes how to review the software which OpenEmbedded inst...
    Group
    Show

  • Apport Service

    The Apport service provides debugging and crash reporting features on Ubuntu distributions.
    Group
    Show

  • APT service configuration

    The apt service manage the package management and update of the whole system. Its configuration need to be properly defined to ensure efficient sec...
    Group
    Show

  • Do not allow ACPI methods to be inserted/replaced at run time

    This debug facility allows ACPI AML methods to be inserted and/or replaced without rebooting the system. This configuration is available from kerne...
    Rule Low Severity
    Show

  • Avahi Server

    The Avahi daemon implements the DNS Service Discovery and Multicast DNS protocols, which provide service and host discovery on a network. It allows...
    Group
    Show

  • Configure Avahi if Necessary

    If your system requires the Avahi daemon, its configuration can be restricted to improve security. The Avahi daemon configuration file is <code>/et...
    Group
    Show

  • Disable Avahi Publishing

    To prevent Avahi from publishing its records, edit <code>/etc/avahi/avahi-daemon.conf</code> and ensure the following line appears in the <code>[pu...
    Rule Low Severity
    Show

  • Disable Avahi Server if Possible

    Because the Avahi daemon service keeps an open network port, it is subject to network attacks. Disabling it can reduce the system's vulnerability t...
    Group
    Show

  • Disable Avahi Server Software

    The avahi-daemon service can be disabled with the following command: 
    $ sudo systemctl mask --now avahi-daemon.service
    Rule Medium Severity
    Show

  • Base Services

    This section addresses the base services that are installed on a OpenEmbedded default installation which are not covered in other sections. Some of...
    Group
    Show

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