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Canonical Ubuntu 18.04 LTS Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000479-GPOS-00224

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system audit event multiplexor must be configured to off-load audit logs onto a different system in real time, if the system is interconnected.

    &lt;VulnDiscussion&gt;Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common...
    Rule Low Severity
  • SRG-OS-000479-GPOS-00224

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must have a crontab script running weekly to off-load audit events of standalone systems.

    &lt;VulnDiscussion&gt;Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common...
    Rule Low Severity
  • SRG-OS-000366-GPOS-00153

    <GroupDescription></GroupDescription>
    Group
  • Advance package Tool (APT) must be configured to prevent the installation of patches, service packs, device drivers, or Ubuntu operating system components without verification they have been digitally signed using a certificate that is recognized and approved by the organization.

    &lt;VulnDiscussion&gt;Changes to any software components can have significant effects on the overall security of the Ubuntu operating system. This ...
    Rule Medium Severity
  • SRG-OS-000437-GPOS-00194

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must be configured so that Advance package Tool (APT) removes all software components after updated versions have been installed.

    &lt;VulnDiscussion&gt;Previous versions of software components that are not removed from the information system after updates have been installed m...
    Rule Medium Severity
  • SRG-OS-000095-GPOS-00049

    <GroupDescription></GroupDescription>
    Group
  • The Ubuntu operating system must not have the Network Information Service (NIS) package installed.

    &lt;VulnDiscussion&gt;Removing the Network Information Service (NIS) package decreases the risk of the accidental (or intentional) activation of NI...
    Rule High Severity

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