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목록TJCTF (1)
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TJCTF 2018 Online Banking
#asm, #bof, #shellcodeOnline Banking90 points Binary Exploitation - Unsolved (100 solves)Written by nthistle Try out our new online banking service! nc problem1.tjctf.org 8005 Binary Source 취약점 발견 7 int verify_pin(char* pin) { 8 char pin_check[PIN_SIZE+1]; 9 printf("Please verify your PIN first:\nPIN: "); 10 fgets(pin_check, NAME_SIZE+1, stdin); 11 for(int i = 0; i < 4; i ++) { 12 if(pin[i] != p..
CTF/pwnable
2018. 8. 16. 22:09