#include #include #include /**gcc ­-m32 ­-o bufferOverflow bufferOverflow.c ­-fno­-stack­-protector **/ int main(int argc, char ** argv){ int checkOverflow = 0xb00bb00b; char vulnBuffer[42]; strcpy(vulnBuffer, argv[1]); if (checkOverflow == 0xbabebabe){ printf("OK"); } else{ printf("checkOverflow:%x Try again\n", checkOverflow); } return 0; }