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II - Mission Support Public

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UNIX system file security settings must be properly protected or specified.

    &lt;VulnDiscussion&gt;To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-ap...
    Rule Medium Severity
  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UNIX MVS HFS directory(s) with OTHER write permission bit set must be properly defined.

    &lt;VulnDiscussion&gt;To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-ap...
    Rule Medium Severity
  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • The CA-TSS HFSSEC resource class must be defined with DEFPROT.

    &lt;VulnDiscussion&gt;To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-ap...
    Rule High Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UNIX OMVS parameters in PARMLIB must be properly specified.

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

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UNIX BPXPRMxx security parameters in PARMLIB must be properly specified.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UNIX security parameters in etc/profile must be properly specified.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UNIX security parameters in /etc/rc must be properly specified.

    &lt;VulnDiscussion&gt;Configuration settings are the set of parameters that can be changed in hardware, software, or firmware components of the sys...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS Default profiles must not be defined in TSS OMVS UNIX security parameters for classified systems.

    &lt;VulnDiscussion&gt;Configuring the operating system to implement organization-wide security implementation guides and security checklists ensure...
    Rule Medium Severity
  • SRG-OS-000096-GPOS-00050

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UNIX security parameters for restricted network service(s) in /etc/inetd.conf must be properly specified.

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

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS attributes of z/OS UNIX user accounts must have a unique GID in the range of 1-99.

    &lt;VulnDiscussion&gt;To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...
    Rule Medium Severity
  • SRG-OS-000104-GPOS-00051

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS user account for the UNIX kernel (OMVS) must be properly defined to the security database.

    &lt;VulnDiscussion&gt;To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...
    Rule Medium Severity
  • SRG-OS-000104-GPOS-00051

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS user account for the z/OS UNIX SUPERUSER userid must be properly defined.

    &lt;VulnDiscussion&gt;To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...
    Rule Medium Severity
  • SRG-OS-000104-GPOS-00051

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS user account for the UNIX (RMFGAT) must be properly defined.

    &lt;VulnDiscussion&gt;To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...
    Rule Medium Severity
  • SRG-OS-000104-GPOS-00051

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UID(0) must be properly assigned.

    &lt;VulnDiscussion&gt;To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...
    Rule High Severity
  • SRG-OS-000104-GPOS-00051

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS UNIX user accounts must be properly defined.

    &lt;VulnDiscussion&gt;To ensure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...
    Rule Medium Severity
  • SRG-OS-000104-GPOS-00051

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS attributes of UNIX user accounts used for account modeling must be defined in accordance with security requirements.

    &lt;VulnDiscussion&gt;To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to pre...
    Rule Medium Severity
  • SRG-OS-000024-GPOS-00007

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS UNIX Telnet server etc/banner file must have the Standard Mandatory DoD Notice and Consent Banner.

    &lt;VulnDiscussion&gt;Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...
    Rule Medium Severity
  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS startup user account for the z/OS UNIX Telnet server must be properly defined.

    &lt;VulnDiscussion&gt;To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-ap...
    Rule Medium Severity
  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS HFS objects for the z/OS UNIX Telnet server must be properly protected.

    &lt;VulnDiscussion&gt;To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-ap...
    Rule Medium Severity
  • SRG-OS-000228-GPOS-00088

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS UNIX Telnet server Startup parameters must be properly specified.

    &lt;VulnDiscussion&gt;Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...
    Rule Medium Severity
  • SRG-OS-000228-GPOS-00088

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS UNIX Telnet server warning banner must be properly specified.

    &lt;VulnDiscussion&gt;Display of a standardized and approved use notification before granting access to the operating system ensures privacy and se...
    Rule Medium Severity
  • SRG-OS-000080-GPOS-00048

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS System data sets used to support the VTAM network must be properly secured.

    &lt;VulnDiscussion&gt;To mitigate the risk of unauthorized access to sensitive information by entities that have been issued certificates by DoD-ap...
    Rule Medium Severity
  • SRG-OS-000259-GPOS-00100

    <GroupDescription></GroupDescription>
    Group
  • IBM z/OS VTAM USSTAB definitions must not be used for unsecured terminals.

    &lt;VulnDiscussion&gt;If the operating system were to allow any user to make changes to software libraries, then those changes might be implemented...
    Rule Medium Severity
  • SRG-OS-000480-GPOS-00227

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS TCPIP.DATA configuration statement must contain the DOMAINORIGIN or DOMAIN specified for each TCP/IP defined.

    &lt;VulnDiscussion&gt;If data origin authentication and data integrity verification are not performed, the resultant response could be forged, it m...
    Rule Medium Severity
  • SRG-OS-000404-GPOS-00183

    <GroupDescription></GroupDescription>
    Group
  • The IBM z/OS systems requiring data at rest protection must properly employ IBM DS8880 or equivalent hardware solutions for full disk encryption.

    &lt;VulnDiscussion&gt;This control addresses the confidentiality and integrity of information at rest and covers user information and system inform...
    Rule High Severity

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