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DRAFT - Protection Profile for General Purpose Operating Systems

Rules and Groups employed by this XCCDF Profile

  • Enable page allocator poisoning

    To enable poisoning of free pages, add the argument <code>page_poison=1</code> to the default GRUB 2 command line for the Linux operating system. To ensure that <code>page_poison=1</code> is added ...
    Rule Medium Severity
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  • Enable SLUB/SLAB allocator poisoning

    To enable poisoning of SLUB/SLAB objects, add the argument <code>slub_debug=<xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_slub_debug_options" use="legacy"></xccdf-1.2:sub> <...
    Rule Medium Severity
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  • SELinux

    SELinux is a feature of the Linux kernel which can be used to guard against misconfigured or compromised programs. SELinux enforces the idea that programs should be limited in what files they can a...
    Group
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  • Install policycoreutils-python-utils package

    The policycoreutils-python-utils package can be installed with the following command: 
    $ sudo yum install policycoreutils-python-utils
    Rule Medium Severity
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  • Install policycoreutils Package

    The policycoreutils package can be installed with the following command: 
    $ sudo yum install policycoreutils
    Rule Low Severity
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  • Configure SELinux Policy

    The SELinux <code>targeted</code> policy is appropriate for general-purpose desktops and servers, as well as systems in many other roles. To configure the system to use this policy, add or correct ...
    Rule Medium Severity
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  • Ensure SELinux State is Enforcing

    The SELinux state should be set to <code><xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_selinux_state" use="legacy"></xccdf-1.2:sub></code> at system boot time. In the file <code>/et...
    Rule High Severity
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  • Services

    The best protection against vulnerable software is running less software. This section describes how to review the software which Oracle Linux 8 installs on a system and disable software which is n...
    Group
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  • Base Services

    This section addresses the base services that are installed on a Oracle Linux 8 default installation which are not covered in other sections. Some of these services listen on the network and should...
    Group
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  • Uninstall Automatic Bug Reporting Tool (abrt)

    The Automatic Bug Reporting Tool (<code>abrt</code>) collects and reports crash data when an application crash is detected. Using a variety of plugins, abrt can email crash reports to system admini...
    Rule Medium Severity
    Show

  • Disable KDump Kernel Crash Analyzer (kdump)

    The <code>kdump</code> service provides a kernel crash dump analyzer. It uses the <code>kexec</code> system call to boot a secondary kernel ("capture" kernel) following a system crash, which can lo...
    Rule Medium Severity
    Show

  • Application Whitelisting Daemon

    Fapolicyd (File Access Policy Daemon) implements application whitelisting to decide file access rights. Applications that are known via a reputation source are allowed access while unknown applicat...
    Group
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  • Install fapolicyd Package

    The fapolicyd package can be installed with the following command: 
    $ sudo yum install fapolicyd
    Rule Medium Severity
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  • Enable the File Access Policy Service

    The File Access Policy service should be enabled. The fapolicyd service can be enabled with the following command: 
    $ sudo systemctl enable fapolicyd.service
    Rule Medium Severity
    Show

  • Kerberos

    The Kerberos protocol is used for authentication across non-secure network. Authentication can happen between various types of principals -- users, service, or hosts. Their identity and encryption ...
    Group
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  • Disable Kerberos by removing host keytab

    Kerberos is not an approved key distribution method for Common Criteria. To prevent using Kerberos by system daemons, remove the Kerberos keytab files, especially /etc/krb5.keytab.
    Rule Medium Severity
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  • Mail Server Software

    Mail servers are used to send and receive email over the network. Mail is a very common service, and Mail Transfer Agents (MTAs) are obvious targets of network attack. Ensure that systems are not r...
    Group
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  • Uninstall Sendmail Package

    Sendmail is not the default mail transfer agent and is not installed by default. The <code>sendmail</code> package can be removed with the following command: <pre> $ sudo yum erase sendmail</pre> ...
    Rule Medium Severity
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  • NFS and RPC

    The Network File System is a popular distributed filesystem for the Unix environment, and is very widely deployed. This section discusses the circumstances under which it is possible to disable NF...
    Group
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  • Uninstall nfs-utils Package

    The nfs-utils package can be removed with the following command: 
    $ sudo yum erase nfs-utils
    Rule Low Severity
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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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