The IBM z/OS user account for the UNIX kernel (OMVS) must be properly defined to the security database.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-223859 | RACF-US-000220 | SV-223859r958482_rule | CCI-000764 | medium |
| Description | ||||
| To assure accountability and prevent unauthenticated access, organizational users must be identified and authenticated to prevent potential misuse and compromise of the system. | ||||
| STIG | Date | |||
| IBM z/OS RACF Security Technical Implementation Guide | 2025-06-24 | |||
Related Frameworks
4 paths across 3 frameworks
Related Frameworks
NIST 800-531 mapping
IA-2
1.00
- DISA · 9 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1712 mappings
3.5.1
1.00
- DISA · 9 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
3.5.2
1.00
- DISA · 9 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
- NIST · Rev 2 (Feb 2020, errata Jan 2021) · nist_800_171_app_d · equivalent
CCI1 mapping
CCI-000764
1.00
- DISA · 9 · disa_xccdf · related
Details
Check Text (C-223859r958482_chk)
If OMVS userid is defined to the ESM as follows, this is not a finding.
No access to interactive on-line facilities (e.g., TSO, CICS, etc.)
Default group specified as OMVSGRP or STCOMVS
UID(0)
HOME directory specified as "/"
Shell program specified as "/bin/sh"
Fix Text (F-25520r868909_fix)
Define OMVS userid to the ESM as specified below:
No access to interactive on-line facilities (e.g., TSO, CICS, etc.)
Default group specified as OMVSGRP or STCOMVS
UID(0)
HOME directory specified as "/"
Shell program specified as "/bin/sh"