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Guide to the Secure Configuration of SUSE Linux Enterprise 12

Rules, Groups, and Values defined within the XCCDF Benchmark

  • 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
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  • 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
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  • Uninstall dovecot Package

    The dovecot package can be removed with the following command: 
    $ sudo zypper remove dovecot
    Rule Unknown Severity
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  • Disable Dovecot Service

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

  • LDAP

    LDAP is a popular directory service, that is, a standardized way of looking up information from a central database. SUSE Linux Enterprise 12 includ...
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  • Configure OpenLDAP Clients

    This section provides information on which security settings are important to configure in OpenLDAP clients by manually editing the appropriate con...
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  • Ensure LDAP client is not installed

    The Lightweight Directory Access Protocol (LDAP) is a service that provides a method for looking up information from a central database. The <code>...
    Rule Low Severity
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  • Configure OpenLDAP Server

    This section details some security-relevant settings for an OpenLDAP server.
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  • Uninstall openldap-servers Package

    The openldap2 package is not installed by default on a SUSE Linux Enterprise 12 system. It is needed only by the OpenLDAP server, not by the client...
    Rule Low Severity
    Show

  • Install and Protect LDAP Certificate Files

    Create the PKI directory for LDAP certificates if it does not already exist: <pre>$ sudo mkdir /etc/pki/tls/ldap $ sudo chown root:root /etc/pki/tl...
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