Posted on April 19, 2019
Here's the source to a guessing game: here You can access the server at
nc canyouguessme.pwni.ng 12349
which is a common vulnerability. You can read up more on Ned Batchelder's eval really is dangerous The tricky thing is that the input is sanitized for only 10 distinct characters. Entering
does the trick and the flag shows up.
print( vars( ) )