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II - Mission Support Public

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000095-GPOS-00049

    <GroupDescription></GroupDescription>
    Group
  • If DHCP server is not required on AIX, the DHCP server must be disabled.

    &lt;VulnDiscussion&gt;The dhcpsd daemon is the DHCP server that serves addresses and configuration information to DHCP clients in the network. To ...
    Rule Medium Severity
  • SRG-OS-000095-GPOS-00049

    <GroupDescription></GroupDescription>
    Group
  • The rwalld daemon must be disabled on AIX.

    &lt;VulnDiscussion&gt;The rwalld service allows remote users to broadcast system wide messages. The service runs as root and should be disabled unl...
    Rule Medium Severity
  • SRG-OS-000269-GPOS-00103

    <GroupDescription></GroupDescription>
    Group
  • In the event of a system failure, AIX must preserve any information necessary to determine cause of failure and any information necessary to return to operations with least disruption to mission processes.

    &lt;VulnDiscussion&gt;Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Fa...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The /etc/shells file must exist on AIX systems.

    &lt;VulnDiscussion&gt;The shells file (or equivalent) lists approved default shells. It helps provide layered defense to the security approach by e...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • AIX public directories must be the only world-writable directories and world-writable files must be located only in public directories.

    &lt;VulnDiscussion&gt;World-writable files and directories make it easy for a malicious user to place potentially compromising files on the system....
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • AIX must be configured to only boot from the system boot device.

    &lt;VulnDiscussion&gt;The ability to boot from removable media is the same as being able to boot into single user or maintenance mode without a pas...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • AIX must not use removable media as the boot loader.

    &lt;VulnDiscussion&gt;Malicious users with removable boot media can gain access to a system configured to use removable media as the boot loader.&l...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • If the AIX host is running an SMTP service, the SMTP greeting must not provide version information.

    &lt;VulnDiscussion&gt;The version of the SMTP service can be used by attackers to plan an attack based on vulnerabilities present in the specific v...
    Rule Low Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • AIX must contain no .forward files.

    &lt;VulnDiscussion&gt;The .forward file allows users to automatically forward mail to another system. Use of .forward files could allow the unautho...
    Rule Low Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The sendmail server must have the debug feature disabled on AIX systems.

    &lt;VulnDiscussion&gt;Debug mode is a feature present in older versions of Sendmail which, if not disabled, may allow an attacker to gain access to...
    Rule Medium Severity

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