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I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000023-GPOS-00006

    <GroupDescription></GroupDescription>
    Group
  • The Department of Defense (DoD) login banner must be displayed immediately prior to, or as part of, graphical desktop environment login prompts on AIX.

    &lt;VulnDiscussion&gt;Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...
    Rule Medium Severity
  • SRG-OS-000023-GPOS-00006

    <GroupDescription></GroupDescription>
    Group
  • The Department of Defense (DoD) login banner must be displayed during SSH, sftp, and scp login sessions on AIX.

    &lt;VulnDiscussion&gt;Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...
    Rule Medium Severity
  • SRG-OS-000228-GPOS-00088

    <GroupDescription></GroupDescription>
    Group
  • Any publically accessible connection to AIX operating system must display the Standard Mandatory DoD Notice and Consent Banner before granting access to the system.

    &lt;VulnDiscussion&gt;Display of a standardized and approved use notification before granting access to the publicly accessible operating system en...
    Rule Medium Severity
  • SRG-OS-000074-GPOS-00042

    <GroupDescription></GroupDescription>
    Group
  • IF LDAP is used, AIX LDAP client must use SSL to authenticate with LDAP server.

    &lt;VulnDiscussion&gt;While LDAP client's authentication type is ldap_auth (server-side authentication), the client sends password to the server in...
    Rule High Severity
  • SRG-OS-000383-GPOS-00166

    <GroupDescription></GroupDescription>
    Group
  • If LDAP authentication is required, AIX must setup LDAP client to refresh user and group caches less than a day.

    &lt;VulnDiscussion&gt;If cached authentication information is out-of-date, the validity of the authentication information may be questionable.&lt;/...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The AIX /etc/passwd, /etc/security/passwd, and/or /etc/group files must not contain a plus (+) without defining entries for NIS+ netgroups or LDAP netgroups.

    &lt;VulnDiscussion&gt;A plus (+) in system accounts files causes the system to lookup the specified entry using NIS. If the system is not using NIS...
    Rule Medium Severity
  • SRG-OS-000185-GPOS-00079

    <GroupDescription></GroupDescription>
    Group
  • AIX must protect the confidentiality and integrity of all information at rest.

    &lt;VulnDiscussion&gt;Information at rest refers to the state of information when it is located on a secondary storage device (e.g., disk drive and...
    Rule Medium Severity
  • SRG-OS-000355-GPOS-00143

    <GroupDescription></GroupDescription>
    Group
  • AIX must provide time synchronization applications that can synchronize the system clock to external time sources at least every 24 hours.

    &lt;VulnDiscussion&gt;Inaccurate time stamps make it more difficult to correlate events and can lead to an inaccurate analysis. Determining the cor...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • All AIX NFS anonymous UIDs and GIDs must be configured to values without permissions.

    &lt;VulnDiscussion&gt;When an NFS server is configured to deny remote root access, a selected UID and GID are used to handle requests from the remo...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • AIX nosuid option must be enabled on all NFS client mounts.

    &lt;VulnDiscussion&gt;Enabling the nosuid mount option prevents the system from granting owner or group-owner privileges to programs with the suid ...
    Rule Medium Severity

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