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Guide to the Secure Configuration of Red Hat Enterprise Linux 7

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Each Web Content Directory Must Contain An index.html File

    Every <code>DocumentRoot</code> that is configured should have an <code>index.html</code> file that exists. Add an <code>index.html</code> file to ...
    Rule Low Severity
    Show

  • Disable Web Content Symbolic Links

    For each <code>&lt;Directory&gt;</code> instance, remove the following: <pre>FollowSymLinks</pre> If symbolic links are allowed, the following can ...
    Rule High Severity
    Show

  • Encrypt All File Uploads

    Use only secure encrypted logons and connections for uploading files to the web site.
    Rule High Severity
    Show

  • Ensure Chrony is only configured with the server directive

    Check that Chrony only has time sources configured with the server directive.
    Rule Medium Severity
    Show

  • Remove .java And .jpp Files

    .java and .jpp files should not exist and should be removed from the web server.
    Rule Low Severity
    Show

  • The robots.txt Files Must Not Exist

    Remove any <code>robots.txt</code> files that may exist with any web content. Other methods must be employed if there is information on the web sit...
    Rule Medium Severity
    Show

  • Ensure Web Content Located on Separate partition

    The <code>DocumentRoot</code> directory is used for storing web content and data. Ensure that the <code>DocumentRoot</code> directory exists on a s...
    Rule Medium Severity
    Show

  • Use Denial-of-Service Protection Modules

    Denial-of-service attacks are difficult to detect and prevent while maintaining acceptable access to authorized users. However, some traffic-shapin...
    Group
    Show

  • IMAP and POP3 Server

    Dovecot provides IMAP and POP3 services. It is not installed by default. The project page at <a href="http://www.dovecot.org">http://www.dovec...
    Group
    Show

  • Configure Dovecot if Necessary

    If the system will operate as an IMAP or POP3 server, the dovecot software should be configured securely by following the recommendations below.
    Group
    Show

  • Enable SSL Support

    SSL should be used to encrypt network traffic between the Dovecot server and its clients. Users must authenticate to the Dovecot server in order ...
    Group
    Show

  • Configure Dovecot to Use the SSL Certificate file

    This option tells Dovecot where to find the mail server's SSL Certificate. <br><br> Edit <code>/etc/dovecot/conf.d/10-ssl.conf</code> and add or co...
    Rule Unknown Severity
    Show

  • Configure Dovecot to Use the SSL Key file

    This option tells Dovecot where to find the mail server's SSL Key. <br><br> Edit <code>/etc/dovecot/conf.d/10-ssl.conf</code> and add or correct th...
    Rule Unknown Severity
    Show

  • Enable the SSL flag in /etc/dovecot.conf

    To allow clients to make encrypted connections the <code>ssl</code> flag in Dovecot's configuration file needs to be set to <code>yes</code>. <br><...
    Rule Unknown Severity
    Show

  • Support Only the Necessary Protocols

    Dovecot supports the IMAP and POP3 protocols, as well as SSL-protected versions of those protocols. Configure the Dovecot server to support only ...
    Group
    Show

  • Disable Cyrus IMAP

    If the system does not need to operate as an IMAP or POP3 server, the Cyrus IMAP software should be removed.
    Group
    Show

  • Disable Dovecot

    If the system does not need to operate as an IMAP or POP3 server, the dovecot software should be disabled and removed.
    Group
    Show

  • Uninstall dovecot Package

    The dovecot package can be removed with the following command: 
    $ sudo yum erase dovecot
    Rule Unknown Severity
    Show

  • Disable Dovecot Service

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

  • Kerberos

    The Kerberos protocol is used for authentication across non-secure network. Authentication can happen between various types of principals -- users,...
    Group
    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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