The techdoc explains in detail how to download SCM 14.0
Release : 14.0
Component : CA Harvest Software Change Mgr Premium Edition
1. login https://support.broadcom.com/
2. click on Enterprise Software--> Product Download and then search and select Software Change Management
3. click on number 2 or > to move to next page product list and here you will see 14.0 download links. For example "CA Harvest Software Change Manager Concurrent Users WINDOWS-ALL 14.0"
4. click on the product download link for 14.0 and then click + under CART and finally click on top menu item CART and download from here