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IBM z/OS RACF Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • SRG-OS-000326-GPOS-00126

    <GroupDescription></GroupDescription>
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  • The IBM RACF JES(BATCHALLRACF) SETROPTS value must be set to JES(BATCHALLRACF).

    &lt;VulnDiscussion&gt;In certain situations, software applications/programs need to execute with elevated privileges to perform required functions....
    Rule Medium Severity
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  • SRG-OS-000364-GPOS-00151

    <GroupDescription></GroupDescription>
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  • IBM RACF OPERAUDIT SETROPTS value must set to OPERAUDIT.

    &lt;VulnDiscussion&gt;Misuse of privileged functions, either intentionally or unintentionally by authorized users, or by unauthorized external enti...
    Rule Medium Severity
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  • SRG-OS-000021-GPOS-00005

    <GroupDescription></GroupDescription>
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  • The IBM RACF PASSWORD(REVOKE) SETROPTS value must be specified to revoke the userid after three invalid logon attempts.

    &lt;VulnDiscussion&gt;By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise...
    Rule Medium Severity
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  • SRG-OS-000063-GPOS-00032

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  • IBM z/OS SYS1.PARMLIB must be properly protected.

    &lt;VulnDiscussion&gt;Without the capability to restrict which roles and individuals can select which events are audited, unauthorized personnel ma...
    Rule High Severity
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  • SRG-OS-000468-GPOS-00212

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  • The IBM RACF SETROPTS SAUDIT value must be specified.

    &lt;VulnDiscussion&gt;Without generating audit records that are specific to the security and mission needs of the organization, it would be difficu...
    Rule Medium Severity
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  • SRG-OS-000255-GPOS-00096

    <GroupDescription></GroupDescription>
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  • The IBM RACF REALDSN SETROPTS value must be specified.

    &lt;VulnDiscussion&gt;Without information that establishes the identity of the subjects (i.e., users or processes acting on behalf of users) associ...
    Rule Medium Severity
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  • SRG-OS-000057-GPOS-00027

    <GroupDescription></GroupDescription>
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  • IBM z/OS must limit access for SMF collection files (i.e., SYS1.MANx) to appropriate users and/or batch jobs that perform SMF dump processing.

    &lt;VulnDiscussion&gt;SMF data collection is the system activity journaling facility of the z/OS system. Unauthorized access could result in the co...
    Rule Medium Severity
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  • IBM RACF SETROPTS RVARYPW values must be properly set.

    &lt;VulnDiscussion&gt;Failure to provide logical access restrictions associated with changes to system configuration may have significant effects o...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00229

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  • IBM RACF must define WARN = NO on all profiles.

    &lt;VulnDiscussion&gt;Failure to restrict system access to authenticated users negatively impacts operating system security.&lt;/VulnDiscussion&gt;...
    Rule High Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • The IBM RACF PROTECTALL SETROPTS value specified must be properly set.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule High Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • The IBM RACF GRPLIST SETROPTS value must be set to ACTIVE.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • The IBM RACF RETPD SETROPTS value specified must be properly set.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • The IBM RACF TAPEDSN SETROPTS value specified must be properly set.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • The IBM RACF WHEN(PROGRAM) SETROPTS value specified must be active.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • IBM RACF use of the AUDITOR privilege must be justified.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • The IBM RACF database must be on a separate physical volume from its backup and recovery datasets.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • The IBM RACF database must be backed up on a scheduled basis.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

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  • IBM z/OS Batch job user IDs must be properly defined.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
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  • IBM RACF use of the RACF SPECIAL Attribute must be justified.

    &lt;VulnDiscussion&gt;The organization must perform a periodic scan/review of the application (as required by CCI-000384) and disable functions, po...
    Rule Medium Severity
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  • SRG-OS-000480-GPOS-00227

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  • IBM RACF assignment of the RACF OPERATIONS attribute to individual userids must be fully justified.

    &lt;VulnDiscussion&gt;This requirement is intended to cover both traditional interactive logons to information systems and general accesses to info...
    Rule Medium Severity
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  • SRG-OS-000096-GPOS-00050

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  • IBM z/OS must properly configure CONSOLxx members.

    &lt;VulnDiscussion&gt;In order to prevent unauthorized connection of devices, unauthorized transfer of information, or unauthorized tunneling (i.e....
    Rule Medium Severity
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  • SRG-OS-000096-GPOS-00050

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  • SRG-OS-000077-GPOS-00045

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  • IBM z/OS must properly protect MCS console userid(s).

    &lt;VulnDiscussion&gt;In order to prevent unauthorized connection of devices, unauthorized transfer of information, or unauthorized tunneling (i.e....
    Rule Medium Severity
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  • SRG-OS-000104-GPOS-00051

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  • IBM RACF users must have the required default fields.

    &lt;VulnDiscussion&gt;Ensure that Every USERID is uniquely identified to the system. Within the USERID record, the user's name, default group, the ...
    Rule Medium Severity
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  • SRG-OS-000104-GPOS-00051

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  • IBM interactive USERIDs defined to RACF must have the required fields completed.

    &lt;VulnDiscussion&gt;Interactive users are considered to be users of CICS, IMS, TSO/E, NetView, or other products that support logging on at a ter...
    Rule Medium Severity
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  • SRG-OS-000104-GPOS-00051

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  • IBM z/OS Started Tasks must be properly identified and defined to RACF.

    &lt;VulnDiscussion&gt;Started procedures have system generated job statements that do not contain the user, group, or password statements. To enabl...
    Rule Medium Severity
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