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II - Mission Support Sensitive

Rules and Groups employed by this XCCDF Profile

  • SRG-APP-000027

    <GroupDescription></GroupDescription>
    Group
  • Exchange must have Administrator audit logging enabled.

    &lt;VulnDiscussion&gt;Unauthorized or malicious data changes can compromise the integrity and usefulness of the data. Automated attacks or maliciou...
    Rule Medium Severity
  • SRG-APP-000033

    <GroupDescription></GroupDescription>
    Group
  • Exchange Servers must use approved DoD certificates.

    &lt;VulnDiscussion&gt;Server certificates are required for many security features in Exchange; without them, the server cannot engage in many forms...
    Rule Medium Severity
  • SRG-APP-000038

    <GroupDescription></GroupDescription>
    Group
  • Exchange auto-forwarding email to remote domains must be disabled or restricted.

    &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
  • 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-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 adjust...
    Rule Medium Severity
  • SRG-APP-000089

    <GroupDescription></GroupDescription>
    Group
  • Exchange Audit record parameters must be set.

    &lt;VulnDiscussion&gt;Log files help establish a history of activities, and can be useful in detecting attack attempts. This item declares the fiel...
    Rule Low Severity
  • SRG-APP-000098

    <GroupDescription></GroupDescription>
    Group
  • Exchange Circular Logging must be disabled.

    &lt;VulnDiscussion&gt;Logging provides a history of events performed and can also provide evidence of tampering or attack. Failure to create and pr...
    Rule Low Severity
  • SRG-APP-000098

    <GroupDescription></GroupDescription>
    Group
  • Exchange Email Subject Line logging must be disabled.

    &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-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-000141

    <GroupDescription></GroupDescription>
    Group
  • Exchange Send Fatal Errors to Microsoft must be disabled.

    &lt;VulnDiscussion&gt;It is detrimental for applications to provide, or install by default, functionality exceeding requirements or mission objecti...
    Rule Medium Severity
  • SRG-APP-000118

    <GroupDescription></GroupDescription>
    Group
  • Exchange must protect audit data against unauthorized 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-000141

    <GroupDescription></GroupDescription>
    Group
  • Exchange must not send Customer Experience reports to Microsoft.

    &lt;VulnDiscussion&gt;It is detrimental for applications to provide, or install by default, functionality exceeding requirements or mission objecti...
    Rule Medium Severity
  • SRG-APP-000119

    <GroupDescription></GroupDescription>
    Group
  • Exchange must protect audit data against unauthorized 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-000120

    <GroupDescription></GroupDescription>
    Group
  • Exchange must protect audit data against unauthorized deletion.

    &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-000125

    <GroupDescription></GroupDescription>
    Group
  • Exchange Audit data must be on separate partitions.

    &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-000131

    <GroupDescription></GroupDescription>
    Group
  • Exchange Local machine policy must require signed scripts.

    &lt;VulnDiscussion&gt;Scripts often provide a way for attackers to infiltrate a system, especially those downloaded from untrusted locations. By se...
    Rule Medium Severity
  • SRG-APP-000141

    <GroupDescription></GroupDescription>
    Group
  • The Exchange IMAP4 service must be disabled.

    &lt;VulnDiscussion&gt;The IMAP4 protocol is not approved for use within the DoD. It uses a clear-text-based user name and password and does not sup...
    Rule Medium Severity
  • SRG-APP-000141

    <GroupDescription></GroupDescription>
    Group
  • The Exchange POP3 service must be disabled.

    &lt;VulnDiscussion&gt;The POP3 protocol is not approved for use within the DoD. It uses a clear-text-based user name and password and does not supp...
    Rule Medium Severity
  • SRG-APP-000211

    <GroupDescription></GroupDescription>
    Group
  • Exchange Mailbox databases must reside on a dedicated partition.

    &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
  • SRG-APP-000213

    <GroupDescription></GroupDescription>
    Group
  • Exchange Internet-facing Send connectors must specify a Smart Host.

    &lt;VulnDiscussion&gt;When identifying a "Smart Host" for the email environment, a logical Send connector is the preferred method. A Smart Host ac...
    Rule Medium Severity
  • SRG-APP-000219

    <GroupDescription></GroupDescription>
    Group
  • Exchange internal Receive connectors must require encryption.

    &lt;VulnDiscussion&gt;The Simple Mail Transfer Protocol (SMTP) Receive connector is used by Exchange to send and receive messages from server to se...
    Rule Medium Severity
  • SRG-APP-000219

    <GroupDescription></GroupDescription>
    Group
  • Exchange internal Receive connectors must use Domain Security (mutual authentication Transport Layer Security).

    &lt;VulnDiscussion&gt;The Simple Mail Transfer Protocol (SMTP) connector is used by Exchange to send and receive messages from server to server. Th...
    Rule Medium Severity
  • SRG-APP-000219

    <GroupDescription></GroupDescription>
    Group
  • Exchange internal Send connectors must require encryption.

    &lt;VulnDiscussion&gt;The Simple Mail Transfer Protocol (SMTP) connector is used by Exchange to send and receive messages from server to server. Th...
    Rule Medium Severity
  • SRG-APP-000231

    <GroupDescription></GroupDescription>
    Group
  • Exchange Public Folder stores must be retained until backups are complete.

    &lt;VulnDiscussion&gt;Backup and recovery procedures are an important part of overall system availability and integrity. Complete backups reduce th...
    Rule Medium Severity

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