STIGQter STIGQter: STIG Summary: z/OS IBM CICS Transaction Server for TSS Security Technical Implementation Guide Version: 7 Release: 2 Benchmark Date: 01 Oct 2025:

Control options for the Top Secret CICS facilities must meet minimum requirements.

DISA Rule

SV-224737r1146384_rule

Vulnerability Number

V-224737

Group Title

SRG-OS-000480

Rule Version

ZCICT050

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

Review the TSS control option values for all CICS facilities.
Ensure the following items are in effect for each CICS region's facility:

The TSS CICS facility is defined with the control option values specified in table - "TOP SECRET INITIALIZATION PARAMETERS FOR CICS REGION", in the zOS STIG Addendum. Note: An exception is MRO CICS regions in production will use SIGN(M) appropriately.
XUSER=YES must be coded in each CICS facility.
CICS transactions defined in the BYPASS list are not sensitive transactions.

Check Contents

Refer to the following report produced by the z/OS Data Collection:

- EXAM.RPT(CICSPROC).

Refer to the following reports produced by the TSS Data Collection:

- TSSCMDS.RPT(FACLIST) - Preferred report containing all control option values in effect including default values.
- TSSCMDS.RPT(TSSPRMFL) - Alternate report containing only control option values explicitly coded at TSS startup.

Refer to the CICS Systems Programmer Worksheets filled out from previous vulnerability ZCIC0010.

Ensure the following items are in effect for each CICS region's facility. If the following guidance is true, this is not a finding.

The TSS CICS facility is defined with the control option values specified in the TOP SECRET INITIALIZATION PARAMETERS FOR CICS REGION Table in the z/OS STIG Addendum.

Note: An exception to the STIG is MRO CICS regions in production will use SIGN(M) appropriately.

XUSER=YES must be coded in each CICS facility.
CICS transactions defined in the BYPASS list are not sensitive transactions.

Vulnerability Number

V-224737

Documentable

False

Rule Version

ZCICT050

Severity Override Guidance

Refer to the following report produced by the z/OS Data Collection:

- EXAM.RPT(CICSPROC).

Refer to the following reports produced by the TSS Data Collection:

- TSSCMDS.RPT(FACLIST) - Preferred report containing all control option values in effect including default values.
- TSSCMDS.RPT(TSSPRMFL) - Alternate report containing only control option values explicitly coded at TSS startup.

Refer to the CICS Systems Programmer Worksheets filled out from previous vulnerability ZCIC0010.

Ensure the following items are in effect for each CICS region's facility. If the following guidance is true, this is not a finding.

The TSS CICS facility is defined with the control option values specified in the TOP SECRET INITIALIZATION PARAMETERS FOR CICS REGION Table in the z/OS STIG Addendum.

Note: An exception to the STIG is MRO CICS regions in production will use SIGN(M) appropriately.

XUSER=YES must be coded in each CICS facility.
CICS transactions defined in the BYPASS list are not sensitive transactions.

Check Content Reference

M

Target Key

4195