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IBM AIX 7.x Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • AIX time synchronization configuration file must have mode 0640 or less permissive.

    &lt;VulnDiscussion&gt;A synchronized system clock is critical for the enforcement of time-based policies and the correlation of logs and audit reco...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The AIX /etc/group file must have mode 0644 or less permissive.

    &lt;VulnDiscussion&gt;The "/etc/group" file contains information regarding groups that are configured on the system. Protection of this file is imp...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • AIX must encrypt user data at rest using AIX Encrypted File System (EFS) if it is required.

    &lt;VulnDiscussion&gt;The AIX Encrypted File System (EFS) is a J2 filesystem-level encryption through individual key stores. This allows for file e...
    Rule Medium Severity
  • SRG-OS-000423-GPOS-00187

    <GroupDescription></GroupDescription>
    Group
  • AIX must protect the confidentiality and integrity of transmitted information during preparation for transmission and maintain the confidentiality and integrity of information during reception and disable all non-encryption network access methods.

    &lt;VulnDiscussion&gt;Without protection of the transmitted or received information, confidentiality and integrity may be compromised because unpro...
    Rule Medium Severity
  • SRG-OS-000032-GPOS-00013

    <GroupDescription></GroupDescription>
    Group
  • AIX must monitor and record successful remote logins.

    &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-000032-GPOS-00013

    <GroupDescription></GroupDescription>
    Group
  • AIX must monitor and record unsuccessful remote logins.

    &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-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • On AIX, the SSH server must not permit root logins using remote access programs.

    &lt;VulnDiscussion&gt;Permitting direct root login reduces auditable information about who ran privileged commands on the system and also allows di...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • All AIX shells referenced in passwd file must be listed in /etc/shells file, except any shells specified for the purpose of preventing logins.

    &lt;VulnDiscussion&gt;The /etc/shells file lists approved default shells. It helps provide layered defense to the security approach by ensuring use...
    Rule Medium Severity
  • SRG-OS-000033-GPOS-00014

    <GroupDescription></GroupDescription>
    Group
  • The AIX SSH server must use SSH Protocol 2.

    &lt;VulnDiscussion&gt;Without confidentiality protection mechanisms, unauthorized individuals may gain access to sensitive information via a remote...
    Rule Medium Severity
  • SRG-OS-000279-GPOS-00109

    <GroupDescription></GroupDescription>
    Group
  • AIX must config the SSH idle timeout interval.

    &lt;VulnDiscussion&gt;Automatic session termination addresses the termination of user-initiated logical sessions in contrast to the termination of ...
    Rule Medium Severity

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