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Guide to the Secure Configuration of Red Hat Enterprise Linux CoreOS 4

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Do Not Allow SSH Environment Options

    Ensure that users are not able to override environment variables of the SSH daemon. <br> The default SSH configuration disables environment process...
    Rule Medium Severity
  • Enable GSSAPI Authentication

    Sites setup to use Kerberos or other GSSAPI Authenticaion require setting sshd to accept this authentication. To enable GSSAPI authentication, add ...
    Rule Medium Severity
  • Enable PAM

    UsePAM Enables the Pluggable Authentication Module interface. If set to “yes” this will enable PAM authentication using ChallengeResponseAuthentica...
    Rule Medium Severity
  • Ensure SSH LoginGraceTime is configured

    The <code>LoginGraceTime</code> parameter to the SSH server specifies the time allowed for successful authentication to the SSH server. The longer ...
    Rule Medium Severity
  • Enable Public Key Authentication

    Enable SSH login with public keys. <br> The default SSH configuration enables authentication based on public keys. The appropriate configuration is...
    Rule Medium Severity

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