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

ROSCOE is not properly defined to the Facility Matrix Table for Top Secret.

DISA Rule

SV-225603r1146141_rule

Vulnerability Number

V-225603

Group Title

SRG-OS-000104

Rule Version

ZROST036

Severity

CAT II

CCI(s)

• CCI-000764 - Uniquely identify and authenticate organizational users and associate that unique identification with processes acting on behalf of those users.

Weight

10

Fix Recommendation

The Facility ROSCOE comes predefined with CA-TSS. Please ensure you add the following to your TSS parmlib for the FAC(ROSCOE):

****
**** ROSCOE *
****
FACILITY(ROSCOE=NOLUMSG,NORNDPW)

Check Contents

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.

Note: The FACLIST report must be created by DECC security personnel. The TSSPRMFL report can be used if DECC security personnel have not executed the required steps documented in the TSS Data Collection.

Review the FACLIST report. If the Product Facility is properly defined as specified by the product systems programmer, this is not a finding.

Vulnerability Number

V-225603

Documentable

False

Rule Version

ZROST036

Severity Override Guidance

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.

Note: The FACLIST report must be created by DECC security personnel. The TSSPRMFL report can be used if DECC security personnel have not executed the required steps documented in the TSS Data Collection.

Review the FACLIST report. If the Product Facility is properly defined as specified by the product systems programmer, this is not a finding.

Check Content Reference

M

Target Key

4206