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II - Mission Support Public

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000138-GPOS-00069

    <GroupDescription></GroupDescription>
    Group
  • Local drives must be prevented from sharing with Remote Desktop Session Hosts.

    &lt;VulnDiscussion&gt;Preventing users from sharing the local drives on their client computers with Remote Session Hosts that they access helps red...
    Rule Medium Severity
  • SRG-OS-000373-GPOS-00157

    <GroupDescription></GroupDescription>
    Group
  • Remote Desktop Services must always prompt a client for passwords upon connection.

    &lt;VulnDiscussion&gt;This setting controls the ability of users to supply passwords automatically as part of their remote desktop connection. Disa...
    Rule Medium Severity
  • SRG-OS-000250-GPOS-00093

    <GroupDescription></GroupDescription>
    Group
  • The Remote Desktop Session Host must require secure Remote Procedure Call (RPC) communications.

    &lt;VulnDiscussion&gt;Allowing unsecure RPC communication exposes the system to man-in-the-middle attacks and data disclosure attacks. A man-in-the...
    Rule Medium Severity
  • SRG-OS-000250-GPOS-00093

    <GroupDescription></GroupDescription>
    Group
  • Remote Desktop Services must be configured with the client connection encryption set to High Level.

    &lt;VulnDiscussion&gt;Remote connections must be encrypted to prevent interception of data or sensitive information. Selecting "High Level" will en...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Attachments must be prevented from being downloaded from RSS feeds.

    &lt;VulnDiscussion&gt;Attachments from RSS feeds may not be secure. This setting will prevent attachments from being downloaded from RSS feeds.&lt;...
    Rule Medium Severity
  • SRG-OS-000095-GPOS-00049

    <GroupDescription></GroupDescription>
    Group
  • Basic authentication for RSS feeds over HTTP must not be used.

    &lt;VulnDiscussion&gt;Basic authentication uses plain-text passwords that could be used to compromise a system. Disabling Basic authentication will...
    Rule Medium Severity
  • SRG-OS-000095-GPOS-00049

    <GroupDescription></GroupDescription>
    Group
  • Indexing of encrypted files must be turned off.

    &lt;VulnDiscussion&gt;Indexing of encrypted files may expose sensitive data. This setting prevents encrypted files from being indexed.&lt;/VulnDisc...
    Rule Medium Severity
  • SRG-OS-000362-GPOS-00149

    <GroupDescription></GroupDescription>
    Group
  • Users must be prevented from changing installation options.

    &lt;VulnDiscussion&gt;Installation options for applications are typically controlled by administrators. This setting prevents users from changing i...
    Rule Medium Severity
  • SRG-OS-000362-GPOS-00149

    <GroupDescription></GroupDescription>
    Group
  • The Windows Installer Always install with elevated privileges option must be disabled.

    &lt;VulnDiscussion&gt;Standard user accounts must not be granted elevated privileges. Enabling Windows Installer to elevate privileges when install...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Users must be notified if a web-based program attempts to install software.

    &lt;VulnDiscussion&gt;Web-based programs may attempt to install malicious software on a system. Ensuring users are notified if a web-based program ...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00229

    <GroupDescription></GroupDescription>
    Group
  • Automatically signing in the last interactive user after a system-initiated restart must be disabled.

    &lt;VulnDiscussion&gt;Windows can be configured to automatically sign the user back in after a Windows Update restart. Some protections are in plac...
    Rule Medium Severity
  • SRG-OS-000042-GPOS-00020

    <GroupDescription></GroupDescription>
    Group
  • PowerShell script block logging must be enabled.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000125-GPOS-00065

    <GroupDescription></GroupDescription>
    Group
  • The 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-000393-GPOS-00173

    <GroupDescription></GroupDescription>
    Group
  • The Windows Remote Management (WinRM) client must not allow unencrypted traffic.

    &lt;VulnDiscussion&gt;Unencrypted remote access to a system can allow sensitive information to be compromised. Windows remote management connection...
    Rule Medium Severity
  • SRG-OS-000125-GPOS-00065

    <GroupDescription></GroupDescription>
    Group
  • The 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
  • The 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
  • SRG-OS-000393-GPOS-00173

    <GroupDescription></GroupDescription>
    Group
  • The Windows Remote Management (WinRM) service must not allow unencrypted traffic.

    &lt;VulnDiscussion&gt;Unencrypted remote access to a system can allow sensitive information to be compromised. Windows remote management connection...
    Rule Medium Severity
  • SRG-OS-000373-GPOS-00157

    <GroupDescription></GroupDescription>
    Group
  • The Windows Remote Management (WinRM) service must not store RunAs credentials.

    &lt;VulnDiscussion&gt;Storage of administrative credentials could allow unauthorized access. Disallowing the storage of RunAs credentials for Windo...
    Rule Medium Severity
  • SRG-OS-000324-GPOS-00125

    <GroupDescription></GroupDescription>
    Group
  • Only administrators responsible for the domain controller must have Administrator rights on the system.

    &lt;VulnDiscussion&gt;An account that does not have Administrator duties must not have Administrator rights. Such rights would allow the account to...
    Rule High Severity
  • SRG-OS-000112-GPOS-00057

    <GroupDescription></GroupDescription>
    Group
  • Kerberos user logon restrictions must be enforced.

    &lt;VulnDiscussion&gt;This policy setting determines whether the Kerberos Key Distribution Center (KDC) validates every request for a session ticke...
    Rule Medium Severity
  • SRG-OS-000112-GPOS-00057

    <GroupDescription></GroupDescription>
    Group
  • The Kerberos service ticket maximum lifetime must be limited to 600 minutes or less.

    &lt;VulnDiscussion&gt;This setting determines the maximum amount of time (in minutes) that a granted session ticket can be used to access a particu...
    Rule Medium Severity
  • SRG-OS-000112-GPOS-00057

    <GroupDescription></GroupDescription>
    Group
  • The 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
  • The 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
  • The computer clock synchronization tolerance must be limited to 5 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-000324-GPOS-00125

    <GroupDescription></GroupDescription>
    Group
  • Permissions on the Active Directory data files must only allow System and Administrators access.

    &lt;VulnDiscussion&gt;Improper access permissions for directory data-related files could allow unauthorized users to read, modify, or delete direct...
    Rule High Severity

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