STIGQter: STIG Summary: IBM z/OS TSS Security Technical Implementation Guide Version: 8 Release: 2 Benchmark Date: 23 Apr 2021:

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

DISA Rule

SV-223876r561402_rule

Vulnerability Number

V-223876

Group Title

SRG-OS-000001-GPOS-00001

Rule Version

TSS0-ES-000030

Severity

CAT I

CCI(s)

• CCI-000015 - The organization employs automated mechanisms to support the information system account management functions.

Weight

10

Fix Recommendation

Evaluate the impact associated with implementation of the control option. Develop a plan of action to set the MODE control option to (FAIL) and proceed with the change.

Check Contents

From the ISPF Command Shell enter:
TSS MODIFY STATUS

If the global MODE Control Option value is set to "FAIL", this is not a finding.

If the global MODE Control Option value is not set to "FAIL", this is a finding.

Additional analysis may be required under the following conditions:
Mode(IMPL) is allowed while a system is in implementation with a documented process that includes an implementation completion date.

Vulnerability Number

V-223876

Documentable

False

Rule Version

TSS0-ES-000030

Severity Override Guidance

From the ISPF Command Shell enter:
TSS MODIFY STATUS

If the global MODE Control Option value is set to "FAIL", this is not a finding.

If the global MODE Control Option value is not set to "FAIL", this is a finding.

Additional analysis may be required under the following conditions:
Mode(IMPL) is allowed while a system is in implementation with a documented process that includes an implementation completion date.

Check Content Reference

M

Target Key

4102

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