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Oracle Linux 8 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • YUM must remove all software components after updated versions have been installed on OL 8.

    <VulnDiscussion>Previous versions of software components that are not removed from the information system after updates have been installed m...
    Rule Low Severity
  • SRG-OS-000445-GPOS-00199

    <GroupDescription></GroupDescription>
    Group
  • OL 8 must enable the SELinux targeted policy.

    &lt;VulnDiscussion&gt;Without verification of the security functions, they may not operate correctly and the failure may go unnoticed. Security fun...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • There must be no "shosts.equiv" files on the OL 8 operating system.

    &lt;VulnDiscussion&gt;The "shosts.equiv" files are used to configure host-based authentication for the system via SSH. Host-based authentication is...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • There must be no ".shosts" files on the OL 8 operating system.

    &lt;VulnDiscussion&gt;The ".shosts" files are used to configure host-based authentication for individual users or the system via SSH. Host-based au...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • OL 8 must enable the hardware random number generator entropy gatherer service.

    &lt;VulnDiscussion&gt;The most important characteristic of a random number generator is its randomness, namely its ability to deliver random number...
    Rule Low Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • OL 8 must have the packages required to use the hardware random number generator entropy gatherer service.

    &lt;VulnDiscussion&gt;The most important characteristic of a random number generator is its randomness, namely its ability to deliver random number...
    Rule Low Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The OL 8 SSH public host key files must have mode "0644" or less permissive.

    &lt;VulnDiscussion&gt;If a public host key file is modified by an unauthorized user, the SSH service may be compromised.&lt;/VulnDiscussion&gt;&lt;...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The OL 8 SSH private host key files must have mode "0640" or less permissive.

    &lt;VulnDiscussion&gt;If an unauthorized user obtains the private SSH host key file, the host could be impersonated.&lt;/VulnDiscussion&gt;&lt;Fals...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • OL 8 must not permit direct logons to the root account using remote access via SSH.

    &lt;VulnDiscussion&gt;Although the communications channel may be encrypted, an additional layer of security is gained by extending the policy of no...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • OL 8 must have the rsyslog service enabled and active.

    &lt;VulnDiscussion&gt;Configuring OL 8 to implement organization-wide security implementation guides and security checklists ensures compliance wit...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group

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