The CA-TSS PTHRESH Control Option must be set to 2.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-223879 | TSS0-ES-000060 | SV-223879r1050764_rule | CCI-000044 | medium |
| Description | ||||
| By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-force attacks, is reduced. Limits are imposed by locking the account. | ||||
| STIG | Date | |||
| IBM z/OS TSS Security Technical Implementation Guide | 2025-06-24 | |||
Related Frameworks
3 paths across 3 frameworks
Related Frameworks
NIST 800-531 mapping
AC-7
1.00
- DISA · 9 · disa_xccdf · related
- DISA · 2025-01-23 · disa_cci_list · equivalent
NIST 800-1711 mapping
3.1.8
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-000044
1.00
- DISA · 9 · disa_xccdf · related
Details
Check Text (C-223879r1050764_chk)
From the ISPF Command Shell enter:
TSS MODIFY STATUS
If the PTHRESH Control Option value is not set to PTHRESH(02), this is a finding.
Fix Text (F-25540r516037_fix)
Evaluate the impact associated with implementation of the control option. Develop a plan of action to implement the control option setting as specified following and proceed with the change.
PTHRESH(02)