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Red Hat Enterprise Linux 9 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • RHEL 9 /etc/shadow file must be group-owned by root.

    &lt;VulnDiscussion&gt;The "/etc/shadow" file stores password hashes. Protection of this file is critical for system security.&lt;/VulnDiscussion&gt...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • RHEL 9 /etc/shadow- file must be owned by root.

    &lt;VulnDiscussion&gt;The "/etc/shadow-" file is a backup file of "/etc/shadow", and as such, contains the list of local system accounts and passwo...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • RHEL 9 /etc/shadow- file must be group-owned by root.

    &lt;VulnDiscussion&gt;The "/etc/shadow-" file is a backup file of "/etc/shadow", and as such, contains the list of local system accounts and passwo...
    Rule Medium Severity
  • SRG-OS-000206-GPOS-00084

    <GroupDescription></GroupDescription>
    Group
  • RHEL 9 /var/log directory must be owned by root.

    &lt;VulnDiscussion&gt;Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an orga...
    Rule Medium Severity
  • SRG-OS-000206-GPOS-00084

    <GroupDescription></GroupDescription>
    Group
  • RHEL 9 library files must be group-owned by root or a system account.

    &lt;VulnDiscussion&gt;If RHEL 9 allowed any user to make changes to software libraries, then those changes might be implemented without undergoing ...
    Rule Medium Severity
  • RHEL 9 /var/log directory must be group-owned by root.

    &lt;VulnDiscussion&gt;Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an orga...
    Rule Medium Severity
  • SRG-OS-000259-GPOS-00100

    <GroupDescription></GroupDescription>
    Group
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • RHEL 9 must ignore IPv6 Internet Control Message Protocol (ICMP) redirect messages.

    &lt;VulnDiscussion&gt;An illicit ICMP redirect message could result in a man-in-the-middle attack.&lt;/VulnDiscussion&gt;&lt;FalsePositives&gt;&lt;...
    Rule Medium Severity
  • RHEL 9 /var/log/messages file must be owned by root.

    &lt;VulnDiscussion&gt;Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an orga...
    Rule Medium Severity
  • SRG-OS-000206-GPOS-00084

    <GroupDescription></GroupDescription>
    Group
  • RHEL 9 /var/log/messages file must be group-owned by root.

    &lt;VulnDiscussion&gt;Only authorized personnel should be aware of errors and the details of the errors. Error messages are an indicator of an orga...
    Rule Medium Severity
  • SRG-OS-000259-GPOS-00100

    <GroupDescription></GroupDescription>
    Group
  • RHEL 9 system commands must be owned by root.

    &lt;VulnDiscussion&gt;If RHEL 9 allowed any user to make changes to software libraries, then those changes might be implemented without undergoing ...
    Rule Medium Severity
  • SRG-OS-000259-GPOS-00100

    <GroupDescription></GroupDescription>
    Group

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