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II - Mission Support Sensitive

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000095-GPOS-00049

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

    The dhcpsd daemon is the DHCP server that serves addresses and configuration information to DHCP clients in the network. To prevent remote attacks this daemon should not be enabled unless there is...
    Rule Medium Severity
  • SRG-OS-000095-GPOS-00049

    Group
  • The rwalld daemon must be disabled on AIX.

    The rwalld service allows remote users to broadcast system wide messages. The service runs as root and should be disabled unless absolutely necessary to prevent attacks.
    Rule Medium Severity
  • SRG-OS-000269-GPOS-00103

    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.

    Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Failure to a known secure state helps prevent a loss of confidentiality, i...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

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

    The shells file (or equivalent) lists approved default shells. It helps provide layered defense to the security approach by ensuring users cannot change their default shell to an unauthorized unsec...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

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

    World-writable files and directories make it easy for a malicious user to place potentially compromising files on the system. The only authorized public directories are those temporary directories ...
    Rule Medium Severity

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