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

The CA-TSS LUUPDONCE Control Option value specified must be set to NO.

DISA Rule

SV-223939r561402_rule

Vulnerability Number

V-223939

Group Title

SRG-OS-000480-GPOS-00227

Rule Version

TSS0-ES-000660

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.
• CCI-002251 - The information system notifies the user, upon successful logon (access), of the date and time of the last logon (access).

Weight

10

Fix Recommendation

Configure LUUPDONCE control option is set to (NO). Evaluate the impact associated with implementation of the control option. Develop a plan of action to set the control option setting to NO and proceed with the change.

Check Contents

From the ISPF Command Shell enter:
TSS MODIFY STATUS

If the LUUPDONCE Control Option value is set to "YES", this is a finding.

Vulnerability Number

V-223939

Documentable

False

Rule Version

TSS0-ES-000660

Severity Override Guidance

From the ISPF Command Shell enter:
TSS MODIFY STATUS

If the LUUPDONCE Control Option value is set to "YES", this is a finding.

Check Content Reference

M

Target Key

4102

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