sqlmap/tamper/versionedkeywords.py

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2011-05-28 19:42:47 +04:00
#!/usr/bin/env python
"""
$Id$
Copyright (c) 2006-2011 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.enums import PRIORITY
__priority__ = PRIORITY.NORMAL
def tamper(payload):
"""
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Encloses each keyword with versioned MySQL comment
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Example: 'INSERT' will become '/*!INSERT*/'
"""
def process(match):
word = match.group('word')
if word.upper() in kb.keywords and word.upper() not in ["CAST"]: # CAST can't be commented out
return match.group().replace(word, "/*!%s*/" % word)
else:
return match.group()
retVal = payload
if payload:
retVal = re.sub(r"(?<=\W)(?P<word>[A-Za-z_]+)(?=\W|\Z)", lambda match: process(match), retVal)
retVal = retVal.replace(" /*!", "/*!").replace("*/ ", "*/")
return retVal