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III - Administrative Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000269-GPOS-00103

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must be configured to preserve log records from failure events.

    &lt;VulnDiscussion&gt;Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Fa...
    Rule Medium Severity
  • SRG-OS-000297-GPOS-00115

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must have an application firewall installed in order to control remote access methods.

    &lt;VulnDiscussion&gt;Remote access services, such as those providing remote access to network devices and information systems, which lack automate...
    Rule Medium Severity
  • SRG-OS-000297-GPOS-00115

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must enable and run the uncomplicated firewall(ufw).

    &lt;VulnDiscussion&gt;Remote access services, such as those providing remote access to network devices and information systems, which lack automate...
    Rule Medium Severity
  • SRG-OS-000355-GPOS-00143

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must, for networked systems, compare internal information system clocks at least every 24 hours with a server which 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
  • SRG-OS-000356-GPOS-00144

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must synchronize internal information system clocks to the authoritative time source when the time difference is greater than one second.

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

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