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Microsoft Exchange 2019 Mailbox Server Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000272

    <GroupDescription></GroupDescription>
    Group
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  • The Exchange malware scanning agent must be configured for automatic updates.

    &lt;VulnDiscussion&gt;Anti-malware protection in Exchange Server 2019 helps combat viruses and spyware in an email messaging environment. Viruses i...
    Rule Medium Severity
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  • SRG-APP-000278

    <GroupDescription></GroupDescription>
    Group
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  • The Exchange built-in malware agent must be disabled.

    &lt;VulnDiscussion&gt;Malicious code protection mechanisms include but are not limited to antivirus and malware detection software. To minimize pot...
    Rule Medium Severity
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  • SRG-APP-000295

    <GroupDescription></GroupDescription>
    Group
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  • The Exchange receive connector timeout must be limited.

    &lt;VulnDiscussion&gt;Email system availability depends in part on best practice strategies for setting tuning. This configuration controls the num...
    Rule Low Severity
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  • SRG-APP-000340

    <GroupDescription></GroupDescription>
    Group
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  • Role-Based Access Control must be defined for privileged and nonprivileged users.

    &lt;VulnDiscussion&gt;Role Based Access Control (RBAC) is the permissions model used in Microsoft Exchange Server 2013, 2016, and 2019. With RBAC, ...
    Rule Medium Severity
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  • SRG-APP-000378

    <GroupDescription></GroupDescription>
    Group
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  • The Exchange application directory must be protected from unauthorized access.

    &lt;VulnDiscussion&gt;Default product installations may provide more generous access permissions than are necessary to run the application. By exam...
    Rule Medium Severity
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  • SRG-APP-000380

    <GroupDescription></GroupDescription>
    Group
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  • An Exchange software baseline copy must exist.

    &lt;VulnDiscussion&gt;Exchange software, as with other application software installed on a host system, must be included in a system baseline recor...
    Rule Medium Severity
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  • SRG-APP-000381

    <GroupDescription></GroupDescription>
    Group
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  • Exchange software must be monitored for unauthorized changes.

    &lt;VulnDiscussion&gt;Monitoring software files for changes against a baseline on a regular basis may help detect the possible introduction of mali...
    Rule Medium Severity
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  • SRG-APP-000383

    <GroupDescription></GroupDescription>
    Group
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  • Exchange services must be documented, and unnecessary services must be removed or disabled.

    &lt;VulnDiscussion&gt;Unneeded but running services offer attackers an enhanced attack profile, and attackers are constantly watching to discover o...
    Rule Medium Severity
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  • SRG-APP-000391

    <GroupDescription></GroupDescription>
    Group
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  • Exchange Outlook Anywhere clients must use NTLM authentication to access email.

    &lt;VulnDiscussion&gt;Identification and authentication provide the foundation for access control. Access to email services applications require NT...
    Rule Medium Severity
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  • SRG-APP-000431

    <GroupDescription></GroupDescription>
    Group
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  • The Exchange email application must not share a partition with another application.

    &lt;VulnDiscussion&gt;In the same way that added security layers can provide a cumulative positive effect on security posture, multiple application...
    Rule Medium Severity
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  • SRG-APP-000435

    <GroupDescription></GroupDescription>
    Group
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  • Exchange must not send delivery reports to remote domains.

    &lt;VulnDiscussion&gt;Attackers can use automated messages to determine whether a user account is active, in the office, traveling, and so on. An a...
    Rule Medium Severity
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  • SRG-APP-000435

    <GroupDescription></GroupDescription>
    Group
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  • Exchange must not send nondelivery reports to remote domains.

    &lt;VulnDiscussion&gt;Attackers can use automated messages to determine whether a user account is active, in the office, traveling, and so on. An a...
    Rule Medium Severity
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  • SRG-APP-000435

    <GroupDescription></GroupDescription>
    Group
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  • The Exchange SMTP automated banner response must not reveal server details.

    &lt;VulnDiscussion&gt;Automated connection responses occur as a result of FTP or Telnet connections when connecting to those services. They report ...
    Rule Medium Severity
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  • SRG-APP-000435

    <GroupDescription></GroupDescription>
    Group
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  • Exchange internal send connectors must use an authentication level.

    &lt;VulnDiscussion&gt;The Simple Mail Transfer Protocol (SMTP) connector is used by Exchange to send and receive messages from server to server. Se...
    Rule Medium Severity
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  • SRG-APP-000435

    <GroupDescription></GroupDescription>
    Group
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  • Exchange must provide mailbox databases in a highly available and redundant configuration.

    &lt;VulnDiscussion&gt;Exchange Server mailbox databases and any data contained in those mailboxes should be protected. This can be accomplished by ...
    Rule Medium Severity
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  • SRG-APP-000439

    <GroupDescription></GroupDescription>
    Group
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  • The application must protect the confidentiality and integrity of transmitted information.

    &lt;VulnDiscussion&gt;Without protection of the transmitted information, confidentiality and integrity may be compromised since unprotected communi...
    Rule High Severity
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  • SRG-APP-000456

    <GroupDescription></GroupDescription>
    Group
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  • Exchange must have the most current, approved Cumulative Update installed.

    &lt;VulnDiscussion&gt;Failure to install the most current Exchange Cumulative Update (CU) leaves a system vulnerable to exploitation. Current CUs c...
    Rule Medium Severity
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  • SRG-APP-000516

    <GroupDescription></GroupDescription>
    Group
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  • Exchange must be configured in accordance with the security configuration settings based on DOD security configuration or implementation guidance, including STIGs, NSA configuration guides, CTOs, and DTMs.

    &lt;VulnDiscussion&gt;Configuring Exchange to implement organization-wide security implementation guides and security checklists ensures compliance...
    Rule Medium Severity
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siemur/test-space

The content of the drawer really is up to you. It could have form fields, definition lists, text lists, labels, charts, progress bars, etc. Spacing recommendation is 24px margins. You can put tabs in here, and can also make the drawer scrollable.

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