True, if everything in the original file were justified the same way, but it's not. I'm going to lose a lot if I can't just see each character where it's supposed to be - even seeing the spaces in between is valuable, but with Excel that's just lost.
If an attacker sends a Webdav request with a body over 49,153 bytes using the ?PROPFIND? or ?SEARCH? request methods, IIS will be forced to restart itself. All web server, email, and active ftp connections will be terminated, along with a disruption of future sessions during the time it takes IIS to restart.
A denial of service (DoS) vulnerability allows an attacker to shut down a service remotely by sending data that the service
does not properly handle.