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I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000031-GPOS-00012

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must conceal, via the session lock, information previously visible on the display with a publicly viewable image.

    &lt;VulnDiscussion&gt;A default screen saver must be configured for all users, as the screen saver will act as a session timeout lock for the syste...
    Rule Medium Severity
  • SRG-OS-000031-GPOS-00012

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must be configured to disable hot corners.

    &lt;VulnDiscussion&gt;Although hot corners can be used to initiate a session lock or launch useful applications, they can also be configured to dis...
    Rule Medium Severity
  • SRG-OS-000033-GPOS-00014

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must disable the SSHD service.

    &lt;VulnDiscussion&gt;Without confidentiality and integrity protection mechanisms, unauthorized individuals may gain access to sensitive informatio...
    Rule High Severity
  • SRG-OS-000002-GPOS-00002

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must automatically remove or disable temporary and emergency user accounts after 72 hours.

    &lt;VulnDiscussion&gt;If temporary user accounts remain active when no longer needed or for an excessive period, these accounts may be targeted by ...
    Rule Medium Severity
  • SRG-OS-000355-GPOS-00143

    <GroupDescription></GroupDescription>
    Group
  • The macOS system must compare internal information system clocks at least every 24 hours with a server that is synchronized to one of the redundant United States Naval Observatory (USNO) time servers or a time server designated for the appropriate DOD network (NIPRNet/SIPRNet) and/or the Global Positioning System (GPS).

    &lt;VulnDiscussion&gt;Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the cor...
    Rule Medium Severity

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