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Write-up for mistake of pwnable.kr. 0x00 Puzzle We all make mistakes, let's move on. (don't take this too seriously, no fancy hacking skill is required at all) This task is based on real event Thanks to dhmonkey hint : operator priority ssh mistake@pwnable.kr -p2222
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Write-up for leg of pwnable.kr key points: * Return value of a function in assembling level is stored in $eax when it returns. * $eax, $ebx, $ecx, $edx are defined as r1, r2, r3, r4 in x86_64 Linux c code. 0x00 Puzzle Daddy told me I should study arm. But
pwnable.kr
Write-up for random in pwnable.kr. 0x00 Puzzle Daddy, teach me how to use random value in programming! ssh random@pwnable.kr -p2222 (pw:guest) 0x01 Explore ssh into the Ubuntu and here we get: $ ssh random@pwnable.kr 2222 random@ubuntu:~$ ls -l total 20 -r--r----- 1 random_pwn
pwnable.kr
Write-up for passcode of pwnable.kr 0x00 Puzzle Mommy told me to make a passcode based login system. My initial C code was compiled without any error! Well, there was some compiler warning, but who cares about that? ssh passcode@pwnable.kr -p2222 (pw:guest) 0x01 Explore I'm
pwnable.kr
0x00 Overview A 'simple' RE problem Game URL [http://pwnable.kr/play.php](http://pwnable.kr/play.php" target="_blank) then click the flag Main Point * The game provide only a binary file and a one line cule: * "Papa brought me a packed present! let&