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Guide to the Secure Configuration of Red Hat Enterprise Linux 7

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Disable Secure RPC Server Service (rpcsvcgssd)

    The rpcsvcgssd service manages RPCSEC GSS contexts required to secure protocols that use RPC (most often Kerberos and NFS). The rpcsvcgssd service ...
    Rule Unknown Severity
    Show

  • Specify UID and GID for Anonymous NFS Connections

    To specify the UID and GID for remote root users, edit the <code>/etc/exports</code> file and add the following for each export: <pre> anonuid=<cod...
    Rule Unknown Severity
    Show

  • Mount Remote Filesystems with Restrictive Options

    Edit the file <code>/etc/fstab</code>. For each filesystem whose type (column 3) is <code>nfs</code> or <code>nfs4</code>, add the text <code>,node...
    Group
    Show

  • Mount Remote Filesystems with Kerberos Security

    Add the <code>sec=krb5:krb5i:krb5p</code> option to the fourth column of <code>/etc/fstab</code> for the line which controls mounting of any NFS mo...
    Rule Medium Severity
    Show

  • Mount Remote Filesystems with nodev

    Add the nodev option to the fourth column of /etc/fstab for the line which controls mounting of any NFS mounts.
    Rule Medium Severity
    Show

  • Mount Remote Filesystems with noexec

    Add the noexec option to the fourth column of /etc/fstab for the line which controls mounting of any NFS mounts.
    Rule Medium Severity
    Show

  • Specify Additional Remote NTP Servers

    Additional NTP servers can be specified for time synchronization in the file <code>/etc/ntp.conf</code>. To do so, add additional lines of the fol...
    Rule Unknown Severity
    Show

  • Mount Remote Filesystems with nosuid

    Add the nosuid option to the fourth column of /etc/fstab for the line which controls mounting of any NFS mounts.
    Rule Medium Severity
    Show

  • Configure NFS Servers

    The steps in this section are appropriate for systems which operate as NFS servers.
    Group
    Show

  • Ensure All-Squashing Disabled On All Exports

    The <code>all_squash</code> maps all uids and gids to an anonymous user. This should be disabled by removing any instances of the <code>all_squash<...
    Rule Low Severity
    Show

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