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System Hacking Advanced
[dreamhack] master_canary
checksec└─# checksec master_canary[*] '/root/dream/master_canary/master_canary' Arch: amd64-64-little RELRO: Partial RELRO Stack: Canary found NX: NX enabled PIE: No PIE (0x400000)NX, SSP가 적용됐다. 문제분석// gcc -o master master.c -pthread#include #include #include #include #include char *global_buffer;void get_shell() { system("/bin/sh");}void *thread_routine() ..