d3guard

A harmless challenge for your D^3 tour.

Exp: cat /flag (^_^).

Hint: There is a little vulnerability that can complete information leak. This is very helpful for the progress of some teams.

Hint: The builtin Print() function accept multi args, what could this mean? or you can just read https://github.com/tianocore/edk2 to find some directions.

Notice

1. The environment of the attachment is not exactly the same as the game environment.

2. If you have questions about the challenge, please ask the author.

Writeup

English：writeup en-US

中文：writeup zh-cn

Players who have doubts about the solution of this challenge welcome issue me!