Hi,
The SCUP links for Adobe Reader have not changed, and there is a Adobe Security Bulletin APSB19-02 without update. This is one of the links
http://armmf.adobe.com/arm-manifests/win/SCUP/Acrobat11_Catalog.cab
Taken from:
SCCM-SCUP — Enterprise Administration Guide
It was working until late 2018.