An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1483.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1476
http://packetstormsecurity.com/files/155653/AppXSvc-17763-Arbitrary-File-Overwrite.html