post/pwnable-kr-unlink/

[giscus[bot]]

post/pwnable-kr-unlink/

문제 unlink 취약점을 공부하는 문제. unlink@prowl:~$ ls -l total 20 -r--r----- 1 root unlink_pwn 49 Nov 23 2016 flag -rw-r----- 1 root unlink_pwn 543 Nov 28 2016 intended_solution.txt -r-xr-sr-x 1 root unlink_pwn 7540 Nov 23 2016 unlink -rw-r--r-- 1 root root 749 Nov 23 2016 unlink.c #include <stdio.h>#include <stdlib.h>#include <string.h>typedef struct tagOBJ{ struct tagOBJ* fd; struct tagOBJ* bk; char buf[8]; }OBJ;

https://koyo.kr/post/pwnable-kr-unlink/

[koyokr]

test