sqlmap/tamper/randomcomments.py
2010-11-04 10:29:40 +00:00

43 lines
995 B
Python

#!/usr/bin/env python
"""
$Id$
Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
See the file 'doc/COPYING' for copying permission
"""
import re
from lib.core.common import randomRange
from lib.core.data import kb
from lib.core.priority import PRIORITY
__priority__ = PRIORITY.LOW
def tamper(value):
"""
Add random comments to SQL keywords in value
Example: 'INSERT' becomes 'IN/**/S/**/ERT'
"""
retVal = value
if value:
for match in re.finditer(r"[A-Za-z_]+", retVal):
word = match.group()
if len(word) < 2:
continue
if word.upper() in kb.keywords:
newWord = word[0]
for i in xrange(1, len(word) - 1):
newWord += "%s%s" % ("/**/" if randomRange(0, 1) else "", word[i])
newWord += word[-1]
retVal = retVal.replace(word, newWord)
return retVal