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Microsoft Exchange 2019 Edge Server Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-APP-000014

    <GroupDescription></GroupDescription>
    Group
  • SchUseStrongCrypto must be enabled.

    &lt;VulnDiscussion&gt;Exchange Server 2019 is configured by default with TLS 1.2. However, SchUseStrongCrypto is not set by default and must be con...
    Rule Medium Severity
  • SRG-APP-000033

    <GroupDescription></GroupDescription>
    Group
  • Exchange servers must use approved DOD certificates.

    &lt;VulnDiscussion&gt;To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DOD-ap...
    Rule Medium Severity
  • SRG-APP-000038

    <GroupDescription></GroupDescription>
    Group
  • Exchange must have accepted domains configured.

    &lt;VulnDiscussion&gt;Exchange may be configured to accept email for multiple domain names. This setting identifies the domains for which the serve...
    Rule Medium Severity
  • SRG-APP-000065

    <GroupDescription></GroupDescription>
    Group
  • Exchange external Receive connectors must be domain secure-enabled.

    &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
  • SRG-APP-000089

    <GroupDescription></GroupDescription>
    Group
  • The Exchange email diagnostic log level must be set to the lowest level.

    &lt;VulnDiscussion&gt;Log files help establish a history of activities and can be useful in detecting attack attempts or determining tuning adjustm...
    Rule Medium Severity
  • SRG-APP-000089

    <GroupDescription></GroupDescription>
    Group
  • Exchange connectivity logging must be enabled.

    &lt;VulnDiscussion&gt;A connectivity log is a record of the SMTP connection activity of the outbound message delivery queues to the destination mai...
    Rule Medium Severity
  • SRG-APP-000098

    <GroupDescription></GroupDescription>
    Group
  • Exchange message tracking logging must be enabled.

    &lt;VulnDiscussion&gt;A message tracking log provides a detailed log of all message activity as messages are transferred to and from a computer run...
    Rule Medium Severity
  • SRG-APP-000111

    <GroupDescription></GroupDescription>
    Group
  • Exchange queue monitoring must be configured with threshold and action.

    &lt;VulnDiscussion&gt;Monitors are automated "process watchers" that respond to performance changes and can be useful in detecting outages and aler...
    Rule Medium Severity
  • SRG-APP-000118

    <GroupDescription></GroupDescription>
    Group
  • Exchange audit data must be protected against unauthorized access (read access).

    &lt;VulnDiscussion&gt;Log files help establish a history of activities and can be useful in detecting attack attempts or determining tuning adjustm...
    Rule Medium Severity
  • SRG-APP-000119

    <GroupDescription></GroupDescription>
    Group
  • Exchange audit data must be protected against unauthorized access for modification.

    &lt;VulnDiscussion&gt;Log files help establish a history of activities and can be useful in detecting attack attempts or determining tuning adjustm...
    Rule Medium Severity

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