3504732 - Issue of max-value data with restricted characteristics when using SAP Commerce Cloud of CPS integration

When using SAP Commerce Cloud integration scenario of CPS with characteristics, that is automatically filled field with a defined value range which cannot be edited manually.

The non-editable field allows a maximum value of 12. But the value is automatically set to be 13 as sum by two different input fields. 

 "Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental."

SAP Commerce Cloud All versions

CPS, characteristics, procedure, precondition, max-value, calculation , KBA , CEC-SCC-INT-PCI-SVC , SAP Variant Configuration , Problem