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IBM z/OS ACF2 Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • IBM z/OS system administrator must develop a procedure to shut down the information system, restart the information system, and/or notify the system administrator when anomalies in the operation of any security functions are discovered.

    <VulnDiscussion>If anomalies are not acted upon, security functions may fail to secure the system. Security function is defined as the hard...
    Rule Medium Severity
  • SRG-OS-000030-GPOS-00011

    <GroupDescription></GroupDescription>
    Group
  • IBM Integrated Crypto Service Facility (ICSF) install data sets must be properly protected.

    &lt;VulnDiscussion&gt;IBM Integrated Crypto Service Facility (ICSF) product has the ability to use privileged functions and/or have access to sensi...
    Rule Medium Severity
  • IBM z/OS must employ a session manager configured for users to directly initiate a session lock for all connection types.

    &lt;VulnDiscussion&gt;A session lock is a temporary action taken when a user stops work and moves away from the immediate physical vicinity of the ...
    Rule Medium Severity
  • SRG-OS-000118-GPOS-00060

    <GroupDescription></GroupDescription>
    Group
  • ACF2 system administrator must develop a procedure to disable account identifiers (individuals, groups, roles, and devices) after 35 days of inactivity.

    &lt;VulnDiscussion&gt;Inactive identifiers pose a risk to systems and applications because attackers may exploit an inactive identifier and potenti...
    Rule Medium Severity
  • SRG-OS-000479-GPOS-00224

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS system administrator must develop a procedure to offload SMF files to a different system or media than the system being audited.

    &lt;VulnDiscussion&gt;Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common...
    Rule Medium Severity
  • SRG-OS-000032-GPOS-00013

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS SMF recording options for the SSH daemon must be configured to write SMF records for all eligible events.

    &lt;VulnDiscussion&gt;Remote access services, such as those providing remote access to network devices and information systems, which lack automate...
    Rule Medium Severity

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