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Microsoft Exchange 2019 Mailbox Server Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000261

    <GroupDescription></GroupDescription>
    Group
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  • Exchange servers must have an approved DOD email-aware virus protection software installed.

    &lt;VulnDiscussion&gt;With the proliferation of trojans, viruses, and spam attaching themselves to email messages (or attachments), it is necessary...
    Rule High Severity
    Show

  • SRG-APP-000261

    <GroupDescription></GroupDescription>
    Group
    Show

  • Exchange must not send automated replies 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
    Show

  • SRG-APP-000261

    <GroupDescription></GroupDescription>
    Group
    Show

  • Exchange internal receive connectors must not allow anonymous connections.

    &lt;VulnDiscussion&gt;This control is used to limit the servers that may use this server as a relay. If a Simple Mail Transport Protocol (SMTP) sen...
    Rule Medium Severity
    Show

  • SRG-APP-000261

    <GroupDescription></GroupDescription>
    Group
    Show

  • Exchange external/internet-bound automated response messages must be disabled.

    &lt;VulnDiscussion&gt;Spam originators, in an effort to refine mailing lists, sometimes monitor transmissions for automated bounce-back messages. A...
    Rule Medium Severity
    Show

  • SRG-APP-000261

    <GroupDescription></GroupDescription>
    Group
    Show

  • Exchange must have anti-spam filtering installed.

    &lt;VulnDiscussion&gt;Originators of spam messages are constantly changing their techniques to defeat spam countermeasures; therefore, spam softwar...
    Rule Medium Severity
    Show

  • SRG-APP-000261

    <GroupDescription></GroupDescription>
    Group
    Show

  • Exchange must have anti-spam filtering enabled.

    &lt;VulnDiscussion&gt;Originators of spam messages are constantly changing their techniques to defeat spam countermeasures; therefore, spam softwar...
    Rule Medium Severity
    Show

  • SRG-APP-000261

    <GroupDescription></GroupDescription>
    Group
    Show

  • Exchange must have anti-spam filtering configured.

    &lt;VulnDiscussion&gt;Originators of spam messages are constantly changing their techniques to defeat spam countermeasures; therefore, spam softwar...
    Rule Medium Severity
    Show

  • SRG-APP-000261

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Exchange Global Recipient Count Limit must be set.

    &lt;VulnDiscussion&gt;Email system availability depends in part on best practice strategies for setting tuning configurations. The Global Recipient...
    Rule Low Severity
    Show

  • SRG-APP-000272

    <GroupDescription></GroupDescription>
    Group
    Show

  • Exchange antimalware agent must be enabled and configured.

    &lt;VulnDiscussion&gt;Microsoft Exchange 2019 offers built-in antimalware protection for messages going through the transport pipeline. When enable...
    Rule Medium Severity
    Show

  • SRG-APP-000272

    <GroupDescription></GroupDescription>
    Group
    Show

  • The Exchange malware scanning agent must be configured for automatic updates.

    &lt;VulnDiscussion&gt;Antimalware protection in Exchange Server 2019 helps combat viruses and spyware in an email messaging environment. Viruses in...
    Rule Medium Severity
    Show

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