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CIS SUSE Linux Enterprise 15 Benchmark for Level 2 - Server

Rules and Groups employed by this XCCDF Profile

  • firewalld

    The dynamic firewall daemon <code>firewalld</code> provides a dynamically managed firewall with support for network “zones” to assign a level of tr...
    Group
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  • Configure Firewalld to Use the Nftables Backend

    Firewalld can be configured with many backends, such as nftables.
    Rule Medium Severity
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  • Ensure network interfaces are assigned to appropriate zone

    Firewall zones define the trust level of network connections or interfaces. Note: Changing firewall settings while connected over network can resul...
    Rule Medium Severity
    Show

  • Ensure Unnecessary Services and Ports Are Not Accepted

    Services and ports can be accepted or explicitly rejected or dropped by a zone. For every zone, a default behavior can be set that handles incoming...
    Rule Medium Severity
    Show

  • Inspect and Activate Default firewalld Rules

    Firewalls can be used to separate networks into different zones based on the level of trust the user has decided to place on the devices and traffi...
    Group
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  • Install firewalld Package

    The firewalld package can be installed with the following command: 
    $ sudo zypper install firewalld
    Rule Medium Severity
    Show

  • Verify firewalld Enabled

    The firewalld service can be enabled with the following command: 
    $ sudo systemctl enable firewalld.service
    Rule Medium Severity
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  • Strengthen the Default Ruleset

    The default rules can be strengthened. The system scripts that activate the firewall rules expect them to be defined in configuration files under t...
    Group
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  • Ensure firewall rules exist for all open ports

    Any ports that have been opened on non-loopback addresses need firewall rules to govern traffic.
    Rule Medium Severity
    Show

  • Set Default firewalld Zone for Incoming Packets

    To set the default zone to <code>drop</code> for the built-in default zone which processes incoming IPv4 and IPv6 packets, modify the following lin...
    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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