A remote code execution vulnerability exists in the Microsoft JET Database Engine, aka "Microsoft JET Database Engine Remote Code Execution Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2019, Windows Server 2012, Windows 8.1, Windows Server 2016, Windows Server 2008 R2, Windows 10, Windows 10 Servers.
https://www.tenable.com/blog/microsoft-s-october-2018-security-update-theres-more-to-the-story
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8423
https://blog.0patch.com/2018/10/patching-re-patching-and-meta-patching.html
https://blog.0patch.com/2018/09/outrunning-attackers-on-jet-database.html