There is a network printer server running on ubuntu 18.04. Pwn this service and achieve the following steps.
- spawn a calculator
- read the file(in txt mode) we have printed
- print this message
hacked by {your_team_name}
You are NOT allowed to access the real printer deivce. Hackers, enjoy it!
ps: you can try at most 3 times in 10 min per demo chance.
Hint for printer：You may add a virtual printer if you want to debug the print server locally.