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III - Administrative Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000112-GPOS-00057

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 Kerberos user ticket lifetime must be limited to 10 hours or less.

    &lt;VulnDiscussion&gt;In Kerberos, there are two types of tickets: Ticket Granting Tickets (TGTs) and Service Tickets. Kerberos tickets have a limi...
    Rule Medium Severity
  • SRG-OS-000112-GPOS-00057

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 Kerberos policy user ticket renewal maximum lifetime must be limited to seven days or less.

    &lt;VulnDiscussion&gt;This setting determines the period of time (in days) during which a user's Ticket Granting Ticket (TGT) may be renewed. This ...
    Rule Medium Severity
  • SRG-OS-000112-GPOS-00057

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 computer clock synchronization tolerance must be limited to five minutes or less.

    &lt;VulnDiscussion&gt;This setting determines the maximum time difference (in minutes) that Kerberos will tolerate between the time on a client's c...
    Rule Medium Severity
  • SRG-OS-000118-GPOS-00060

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 outdated or unused accounts must be removed or disabled.

    &lt;VulnDiscussion&gt;Outdated or unused accounts provide penetration points that may go undetected. Inactive accounts must be deleted if no longer...
    Rule Medium Severity
  • SRG-OS-000120-GPOS-00061

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 Kerberos encryption types must be configured to prevent the use of DES and RC4 encryption suites.

    &lt;VulnDiscussion&gt;Certain encryption types are no longer considered secure. The DES and RC4 encryption suites must not be used for Kerberos enc...
    Rule Medium Severity
  • SRG-OS-000121-GPOS-00062

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must have the built-in guest account disabled.

    &lt;VulnDiscussion&gt;A system faces an increased vulnerability threat if the built-in guest account is not disabled. This is a known account that ...
    Rule Medium Severity
  • SRG-OS-000123-GPOS-00064

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must automatically remove or disable emergency accounts after the crisis is resolved or within 72 hours.

    &lt;VulnDiscussion&gt;Emergency administrator accounts are privileged accounts established in response to crisis situations where the need for rapi...
    Rule Medium Severity
  • SRG-OS-000125-GPOS-00065

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 Windows Remote Management (WinRM) client must not use Basic authentication.

    &lt;VulnDiscussion&gt;Basic authentication uses plain-text passwords that could be used to compromise a system. Disabling Basic authentication will...
    Rule High Severity
  • SRG-OS-000125-GPOS-00065

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 Windows Remote Management (WinRM) client must not use Digest authentication.

    &lt;VulnDiscussion&gt;Digest authentication is not as strong as other options and may be subject to man-in-the-middle attacks. Disallowing Digest a...
    Rule Medium Severity
  • SRG-OS-000125-GPOS-00065

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 Windows Remote Management (WinRM) service must not use Basic authentication.

    &lt;VulnDiscussion&gt;Basic authentication uses plain-text passwords that could be used to compromise a system. Disabling Basic authentication will...
    Rule High Severity

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