source: https://www.securityfocus.com/bid/7539/info

Internet Explorer is reported to be vulnerable to a zone bypass issue. Allegedly, if Internet Explorer attempts to open a web page containing numerous 'file://' requests each contained in a separate Iframe, the requested file will eventually be executed in the Local Computer zone.

https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/22575.rar (dmz.rar Password: zones)