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I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000423-GPOS-00187

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 setting Microsoft network server: Digitally sign communications (always) must be configured to Enabled.

    &lt;VulnDiscussion&gt;The server message block (SMB) protocol provides the basis for many network operations. Digitally signed SMB packets aid in p...
    Rule Medium Severity
  • SRG-OS-000423-GPOS-00187

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 setting Microsoft network server: Digitally sign communications (if client agrees) must be configured to Enabled.

    &lt;VulnDiscussion&gt;The server message block (SMB) protocol provides the basis for many network operations. Digitally signed SMB packets aid in p...
    Rule Medium Severity
  • SRG-OS-000425-GPOS-00189

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must implement protection methods such as TLS, encrypted VPNs, or IPsec if the data owner has a strict requirement for ensuring data integrity and confidentiality is maintained at every step of the data transfer and handling process.

    &lt;VulnDiscussion&gt;Information can be either unintentionally or maliciously disclosed or modified during preparation for transmission, for examp...
    Rule Medium Severity
  • SRG-OS-000433-GPOS-00192

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 Explorer Data Execution Prevention must be enabled.

    &lt;VulnDiscussion&gt;Data Execution Prevention provides additional protection by performing checks on memory to help prevent malicious code from r...
    Rule Medium Severity
  • SRG-OS-000470-GPOS-00214

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Account Logon - Credential Validation successes.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000470-GPOS-00214

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Account Logon - Credential Validation failures.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000470-GPOS-00214

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Logon/Logoff - Group Membership successes.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000470-GPOS-00214

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Logon/Logoff - Special Logon successes.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000470-GPOS-00214

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Object Access - Other Object Access Events successes.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000470-GPOS-00214

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Object Access - Other Object Access Events failures.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000472-GPOS-00217

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit logoff successes.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000474-GPOS-00219

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Detailed Tracking - Plug and Play Events successes.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000474-GPOS-00219

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Object Access - Removable Storage successes.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000474-GPOS-00219

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to audit Object Access - Removable Storage failures.

    &lt;VulnDiscussion&gt;Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, ...
    Rule Medium Severity
  • SRG-OS-000478-GPOS-00223

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be configured to use FIPS-compliant algorithms for encryption, hashing, and signing.

    &lt;VulnDiscussion&gt;This setting ensures the system uses algorithms that are FIPS-compliant for encryption, hashing, and signing. FIPS-compliant ...
    Rule Medium Severity
  • SRG-OS-000479-GPOS-00224

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must, at a minimum, offload audit records of interconnected systems in real time and offload standalone or nondomain-joined systems weekly.

    &lt;VulnDiscussion&gt;Protection of log data includes ensuring the log data is not accidentally lost or deleted. Audit information stored in one lo...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 users with Administrative privileges must have separate accounts for administrative duties and normal operational tasks.

    &lt;VulnDiscussion&gt;Using a privileged account to perform routine functions makes the computer vulnerable to malicious software inadvertently int...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 administrative accounts must not be used with applications that access the Internet, such as web browsers, or with potential Internet sources, such as email.

    &lt;VulnDiscussion&gt;Using applications that access the Internet or have potential Internet sources using administrative privileges exposes a syst...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 members of the Backup Operators group must have separate accounts for backup duties and normal operational tasks.

    &lt;VulnDiscussion&gt;Backup Operators are able to read and write to any file in the system, regardless of the rights assigned to it. Backup and re...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 manually managed application account passwords must be changed at least annually or when a system administrator with knowledge of the password leaves the organization.

    &lt;VulnDiscussion&gt;Setting application account passwords to expire may cause applications to stop functioning. However, not changing them on a r...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 domain-joined systems must have a Trusted Platform Module (TPM) enabled and ready for use.

    &lt;VulnDiscussion&gt;Credential Guard uses virtualization-based security to protect data that could be used in credential theft attacks if comprom...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must be maintained at a supported servicing level.

    &lt;VulnDiscussion&gt;Systems at unsupported servicing levels will not receive security updates for new vulnerabilities, which leave them subject t...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must use an anti-virus program.

    &lt;VulnDiscussion&gt;Malicious software can establish a base on individual desktops and servers. Employing an automated mechanism to detect this t...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must have a host-based intrusion detection or prevention system.

    &lt;VulnDiscussion&gt;A properly configured Host-based Intrusion Detection System (HIDS) or Host-based Intrusion Prevention System (HIPS) provides ...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • Windows Server 2019 must have software certificate installation files removed.

    &lt;VulnDiscussion&gt;Use of software certificates and their accompanying installation files for end users to access resources is less secure than ...
    Rule Medium Severity

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