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Exchange 2010 Client Access Server STIG

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Exch-1-002

    <GroupDescription></GroupDescription>
    Group
  • Encryption must be used for RPC client access.

    &lt;VulnDiscussion&gt;This setting controls whether client machines are forced to use secure channels to communicate with the server. If this feat...
    Rule Medium Severity
  • Exch-1-005

    <GroupDescription></GroupDescription>
    Group
  • The Microsoft 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
  • Exch-1-103

    <GroupDescription></GroupDescription>
    Group
  • Exch-2-826

    <GroupDescription></GroupDescription>
    Group
  • The Microsoft 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
  • Exch-1-008

    <GroupDescription></GroupDescription>
    Group
  • 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 exa...
    Rule Medium Severity
  • Exch-2-831

    <GroupDescription></GroupDescription>
    Group
  • The Public Folder virtual directory must be removed if not in use by the site.

    &lt;VulnDiscussion&gt;To reduce the vectors through which a server can be attacked, unneeded application components should be disabled or removed. ...
    Rule Low Severity
  • Exch-1-202

    <GroupDescription></GroupDescription>
    Group
  • Web email must use standard ports protocols.

    &lt;VulnDiscussion&gt;PPSM standard defined ports and protocols must be used for all Exchange services. The standard port for HTTP connections is ...
    Rule Medium Severity
  • Exch-1-203

    <GroupDescription></GroupDescription>
    Group
  • Encryption must be used for OWA access.

    &lt;VulnDiscussion&gt;This setting controls whether client machines should be forced to use secure channels to communicate with this virtual direct...
    Rule Medium Severity
  • Exch-1-205

    <GroupDescription></GroupDescription>
    Group
  • Forms-based Authentication must not be enabled.

    &lt;VulnDiscussion&gt;Identification and Authentication provide the foundation for access control. Access to email services applications in the Do...
    Rule Medium Severity
  • Exch-2-817

    <GroupDescription></GroupDescription>
    Group
  • Audit data must be protected 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 adjust...
    Rule Medium Severity
  • Exch-2-828

    <GroupDescription></GroupDescription>
    Group
  • Email Diagnostic log level must be set to low or 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
  • Exch-1-402

    <GroupDescription></GroupDescription>
    Group
  • Outlook Anywhere (OA) 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 N...
    Rule Medium Severity
  • Exch-2-820

    <GroupDescription></GroupDescription>
    Group
  • The Send Fatal Errors to Microsoft 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 adjust...
    Rule Medium Severity
  • Exch-2-823

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

    &lt;VulnDiscussion&gt; Unauthorized or malicious data changes can compromise the integrity and usefulness of the data. Automated attacks or malici...
    Rule Medium Severity
  • Exch-1-603

    <GroupDescription></GroupDescription>
    Group
  • The Microsoft Active Sync directory must be removed.

    &lt;VulnDiscussion&gt; To reduce the vectors through which a server can be attacked, unneeded application components should be disabled or removed....
    Rule Low Severity
  • Exchange must not send Customer Experience reports to Microsoft.

    &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
  • Exch-2-833

    <GroupDescription></GroupDescription>
    Group
  • 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 fi...
    Rule Low Severity
  • Exch-2-839

    <GroupDescription></GroupDescription>
    Group
  • 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 adjust...
    Rule Medium Severity
  • Exch-2-842

    <GroupDescription></GroupDescription>
    Group
  • 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 ale...
    Rule Medium Severity
  • Exch-3-003

    <GroupDescription></GroupDescription>
    Group
  • Email software must be monitored for change on INFOCON frequency schedule.

    &lt;VulnDiscussion&gt;The INFOCON system provides a framework within which the Commander USSTRATCOM regional commanders, service chiefs, base/post/...
    Rule Medium Severity
  • Exch-3-006

    <GroupDescription></GroupDescription>
    Group
  • 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
  • Exch-3-804

    <GroupDescription></GroupDescription>
    Group
  • 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 discove...
    Rule Medium Severity
  • Exch-3-807

    <GroupDescription></GroupDescription>
    Group
  • 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
  • Exch-2-014

    <GroupDescription></GroupDescription>
    Group
  • 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
  • Exch-3-814

    <GroupDescription></GroupDescription>
    Group
  • The current, approved service pack must be installed.

    &lt;VulnDiscussion&gt;Failure to install the most current Exchange service pack leaves a system vulnerable to exploitation. Current service packs c...
    Rule Medium Severity
  • Exch-2-019

    <GroupDescription></GroupDescription>
    Group
  • 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 ...
    Rule Medium Severity

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