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Guide to the Secure Configuration of SUSE Linux Enterprise 12

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Deprecated services

    Some deprecated software services impact the overall system security due to their behavior (leak of confidentiality in network exchange, usage as uncontrolled communication channel, risk associated...
    Group
    Show

  • Uninstall the inet-based telnet server

    The inet-based telnet daemon should be uninstalled.
    Rule High Severity
    Show

  • Uninstall the nis package

    The support for Yellowpages should not be installed unless it is required.
    Rule Low Severity
    Show

  • Uninstall the ntpdate package

    ntpdate is a historical ntp synchronization client for unixes. It sould be uninstalled.
    Rule Low Severity
    Show

  • Uninstall the ssl compliant telnet server

    The telnet daemon, even with ssl support, should be uninstalled.
    Rule High Severity
    Show

  • Uninstall the telnet server

    The telnet daemon should be uninstalled.
    Rule High Severity
    Show

  • Configure DHCP Client if Necessary

    If DHCP must be used, then certain configuration changes can minimize the amount of information it receives and applies from the network, and thus the amount of incorrect information a rogue DHCP s...
    Group
    Show

  • Configure DHCP Server

    If the system must act as a DHCP server, the configuration information it serves should be minimized. Also, support for other protocols and DNS-updating schemes should be explicitly disabled unless...
    Group
    Show

  • Minimize Served Information

    Edit /etc/dhcp/dhcpd.conf. Examine each address range section within the file, and ensure that the following options are not defined unless there is an operational need to provide this information ...
    Rule Unknown Severity
    Show

  • Disable DHCP Client

    DHCP is the default network configuration method provided by the system installer, and common on many networks. Nevertheless, manual management of IP addresses for systems implies a greater degree ...
    Group
    Show

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