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50 lines
1.2 KiB
Python
50 lines
1.2 KiB
Python
#!/usr/bin/env python
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"""
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$Id$
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Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
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See the file 'doc/COPYING' for copying permission
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"""
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from lib.core.enums import PRIORITY
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__priority__ = PRIORITY.HIGHEST
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def tamper(payload):
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"""
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Replaces '>' with 'NOT BETWEEN 0 AND #'
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Example: 'A > B' becomes 'A NOT BETWEEN 0 AND B'
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"""
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retVal = payload
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if payload:
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retVal = ""
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quote, doublequote, firstspace = False, False, False
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for i in xrange(len(payload)):
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if not firstspace:
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if payload[i].isspace():
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firstspace = True
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retVal += " "
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continue
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elif payload[i] == '\'':
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quote = not quote
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elif payload[i] == '"':
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doublequote = not doublequote
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elif payload[i] == ">" and not doublequote and not quote:
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retVal += " " if i > 0 and not payload[i-1].isspace() else ""
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retVal += "NOT BETWEEN 0 AND"
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retVal += " " if i < len(payload) - 1 and not payload[i+1].isspace() else ""
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continue
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retVal += payload[i]
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return retVal
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