Event Log is an Internet Explorer-specific application that exists in all Windows iterations, due to the deep integration of the browser with the operating system.
Due to the specific set of permissions that Event Log has, two security defects haunt all Windows iterations up to Windows 10, even with Microsoft ending support for Internet Explorer in June 2022.
Called LogCrusher, the first of the exploits could allow a domain user to crash the Event Log on any Windows machine on the domain, remotely.