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IBM z/OS TSS Security Technical Implementation Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The CA-TSS NPPTHRESH Control Option must be properly set.

    <VulnDiscussion>By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise...
    Rule Medium Severity
    Show

  • SRG-OS-000021-GPOS-00005

    <GroupDescription></GroupDescription>
    Group
    Show

  • The CA-TSS PTHRESH Control Option must be set to 2.

    &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
    Show

  • SRG-OS-000021-GPOS-00005

    <GroupDescription></GroupDescription>
    Group
    Show

  • The CA-TSS NPPTHRESH Control Option must be properly set.

    &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
    Show

  • SRG-OS-000057-GPOS-00027

    <GroupDescription></GroupDescription>
    Group
    Show

  • IBM z/OS must use NIST FIPS-validated cryptography to protect passwords in the security database.

    &lt;VulnDiscussion&gt;Passwords need to be protected at all times, and encryption is the standard method for protecting passwords. If passwords are...
    Rule High Severity
    Show

  • SRG-OS-000076-GPOS-00044

    <GroupDescription></GroupDescription>
    Group
    Show

  • The CA-TSS PWEXP Control Option must be set to 60.

    &lt;VulnDiscussion&gt;Any password, no matter how complex, can eventually be cracked. Therefore, passwords need to be changed periodically. If the ...
    Rule Medium Severity
    Show

  • SRG-OS-000076-GPOS-00044

    <GroupDescription></GroupDescription>
    Group
    Show

  • SRG-OS-000066-GPOS-00034

    <GroupDescription></GroupDescription>
    Group
    Show

  • Expired IBM z/OS digital certificates must not be used.

    &lt;VulnDiscussion&gt;Without path validation, an informed trust decision by the relying party cannot be made when presented with any certificate n...
    Rule Medium Severity
    Show

  • SRG-OS-000104-GPOS-00051

    <GroupDescription></GroupDescription>
    Group
    Show

  • IBM z/OS must have Certificate Name Filtering implemented with appropriate authorization and documentation.

    &lt;VulnDiscussion&gt;To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...
    Rule Medium Severity
    Show

  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
    Show

  • CA-TSS Security control ACIDs must be limited to the administrative authorities authorized and that require these privileges to perform their job duties.

    &lt;VulnDiscussion&gt;The use of security policy filters provides protection for the confidentiality of data by restricting the flow of data. A cru...
    Rule High Severity
    Show

  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
    Show

  • The number of CA-TSS ACIDs possessing the tape Bypass Label Processing (BLP) privilege must be limited.

    &lt;VulnDiscussion&gt;The use of security policy filters provides protection for the confidentiality of data by restricting the flow of data. A cru...
    Rule Medium Severity
    Show

  • SRG-OS-000001-GPOS-00001

    <GroupDescription></GroupDescription>
    Group
    Show

  • CA-TSS MODE Control Option must be set to FAIL.

    &lt;VulnDiscussion&gt;Enterprise environments make account management challenging and complex. A manual process for account management functions ad...
    Rule High Severity
    Show

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