Last week , HITB-GSEC-XCTF.
We solved four PWN problems and work out another MutiPig after the game.
Now I'll make a record and summary.
Keep writing in English, sorry for it's title contains chinese :-D,beause I can't find appropriate words to describe this three chinese characters.
Excellent capture the flag game by examiners.
I accomplished six pwn problems fortunately.
Now I‘ll make a short record and summary.
➜ workspace file secret_of_my_heart
secret_of_my_heart: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.32, BuildID[sha1]=123aede7094ecfa8f50b3b34f3b9c754835d4e25, stripped
➜ workspace checksec secret_of_my_heart
RELRO: Full RELRO
Stack: Canary found
NX: NX enabled
PIE: PIE enabled
Poison null byte + House of spirit