BitFriends's firewall

Author:
BitFriends

Language:
C/C++

Upload:
2020-04-16 16:20

Download

Platform:
Unix/linux etc.

Difficulty:
3.0

Quality:
4.0

Arch:
x86-64

Downloads:
15

Size:
16.59 KB

Writeups:
1

Comments:
5

Description

Crack the firewall! Your goal is to get a shell! Good luck!

Comments (5)
Writeups (1)

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BitFriends on 2020-04-25 18:44: Hint: "send" and "connect" might be useful commands

erfan on 2020-05-16 15:45: I am new to RE I found how to smash the stack but apparently my GLIBC prevents that is it intended or I am done?

BitFriends on 2020-05-18 08:37: Yeah it is intended. It is not as easy as a normal buffer overflow.

shadar on 2020-05-23 17:22: Hi, thanks for the great challenge. I enjoyed solving this and uploaded a solution.

bottonim on 2020-07-28 07:25: Is running firewall inside stdbuf to catch output stream admisible? if yes then I solved the crackme and sent the solution

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Solution by bottonim on 2020-07-27 23:48:
a zip with a tutorial inside and a simple script that solves the crackmes. Thanks

Download

crackmes.one

crackmes.one

BitFriends's firewall