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IBM AIX 7.x Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000001-GPOS-00001

    <GroupDescription></GroupDescription>
    Group
  • The regular users default primary group must be staff (or equivalent) on AIX.

    &lt;VulnDiscussion&gt;The /usr/lib/security/mkuser.default file contains the default primary groups for regular and admin users. Setting a system g...
    Rule Medium Severity
  • SRG-OS-000259-GPOS-00100

    <GroupDescription></GroupDescription>
    Group
  • All system files, programs, and directories must be owned by a system account.

    &lt;VulnDiscussion&gt;Restricting permissions will protect the files from unauthorized modification.&lt;/VulnDiscussion&gt;&lt;FalsePositives&gt;&l...
    Rule Medium Severity
  • SRG-OS-000259-GPOS-00100

    <GroupDescription></GroupDescription>
    Group
  • AIX device files and directories must only be writable by users with a system account or as configured by the vendor.

    &lt;VulnDiscussion&gt;System device files in writable directories could be modified, removed, or used by an unprivileged user to control system har...
    Rule Medium Severity
  • SRG-OS-000114-GPOS-00059

    <GroupDescription></GroupDescription>
    Group
  • AIX must configure the ttys value for all interactive users.

    &lt;VulnDiscussion&gt;A user's "ttys" attribute controls from which device(s) the user can authenticate and log in. If the "ttys" attribute is not ...
    Rule Medium Severity
  • SRG-OS-000028-GPOS-00009

    <GroupDescription></GroupDescription>
    Group
  • AIX system must prevent the root account from directly logging in except from the system console.

    &lt;VulnDiscussion&gt;Limiting the root account direct logins to only system consoles protects the root account from direct unauthorized access fro...
    Rule Medium Severity

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