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Guide to the Secure Configuration of openEuler 2203

Rules, Groups, and Values defined within the XCCDF Benchmark

  • All Interactive Users Home Directories Must Exist

    Create home directories to all local interactive users that currently do not have a home directory assigned. Use the following commands to create t...
    Rule Medium Severity
    Show

  • Records Events that Modify Date and Time Information

    Arbitrary changes to the system time can be used to obfuscate nefarious activities in log files, as well as to confuse network services that are hi...
    Group
    Show

  • GRUB2 bootloader configuration

    During the boot process, the boot loader is responsible for starting the execution of the kernel and passing options to it. The boot loader allows ...
    Group
    Show

  • Ensure cron Is Logging To Rsyslog

    Cron logging must be implemented to spot intrusions or trace cron job status. If <code>cron</code> is not logging to <code>rsyslog</code>, it can b...
    Rule Medium Severity
    Show

  • Ensure logging is configured

    The <code>/etc/rsyslog.conf</code> and <code>/etc/rsyslog.d/*.conf</code> files specifies rules for logging and which files are to be used to log c...
    Rule Medium Severity
    Show

  • Ensure remote access methods are monitored in Rsyslog

    Logging of remote access methods must be implemented to help identify cyber attacks and ensure ongoing compliance with remote access policies are b...
    Rule Medium Severity
    Show

  • Configure rsyslogd to Accept Remote Messages If Acting as a Log Server

    By default, <code>rsyslog</code> does not listen over the network for log messages. If needed, modules can be enabled to allow the rsyslog daemon t...
    Group
    Show

  • Enable rsyslog to Accept Messages via TCP, if Acting As Log Server

    The <code>rsyslog</code> daemon should not accept remote messages unless the system acts as a log server. If the system needs to act as a central l...
    Rule Unknown Severity
    Show

  • Verify iptables Enabled

    The iptables service can be enabled with the following command: 
    $ sudo systemctl enable iptables.service
    Rule Medium Severity
    Show

  • Set configuration for IPv6 loopback traffic

    Configure the loopback interface to accept traffic. Configure all other interfaces to deny traffic to the loopback network.
    Rule Medium Severity
    Show

  • Set configuration for loopback traffic

    Configure the loopback interface to accept traffic. Configure all other interfaces to deny traffic to the loopback network.
    Rule Medium Severity
    Show

  • Strengthen the Default Ruleset

    The default rules can be strengthened. The system scripts that activate the firewall rules expect them to be defined in the configuration files <co...
    Group
    Show

  • Ensure Outbound and Established Connections are Configured

    Configure the firewall rules for new outbound and established connections.
    Rule Medium Severity
    Show

  • IPv6

    The system includes support for Internet Protocol version 6. A major and often-mentioned improvement over IPv4 is its enormous increase in the numb...
    Group
    Show

  • Configure IPv6 Settings if Necessary

    A major feature of IPv6 is the extent to which systems implementing it can automatically configure their networking devices using information from ...
    Group
    Show

  • net.ipv6.conf.all.accept_redirects

    Toggle ICMP Redirect Acceptance
    Value
    Show

  • net.ipv6.conf.all.accept_source_route

    Trackers could be using source-routed packets to generate traffic that seems to be intra-net, but actually was created outside and has been redirec...
    Value
    Show

  • net.ipv6.conf.all.forwarding

    Toggle IPv6 Forwarding
    Value
    Show

  • Kernel Parameters Which Affect Networking

    The <code>sysctl</code> utility is used to set parameters which affect the operation of the Linux kernel. Kernel parameters which affect networking...
    Group
    Show

  • Network Related Kernel Runtime Parameters for Hosts and Routers

    Certain kernel parameters should be set for systems which are acting as either hosts or routers to improve the system's ability defend against cert...
    Group
    Show

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