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38 lines
1.1 KiB
Python
38 lines
1.1 KiB
Python
#!/usr/bin/env python
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"""
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$Id$
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Copyright (c) 2006-2011 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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import string
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from lib.core.enums import PRIORITY
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from lib.core.exception import sqlmapUnsupportedFeatureException
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__priority__ = PRIORITY.LOWEST
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def tamper(payload):
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"""
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Replaces payload with unicode-urlencode of non-encoded chars in payload (not processing already encoded)
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Example: 'SELECT FIELD%20FROM TABLE' becomes '%u0053%u0045%u004c%u0045%u0043%u0054%u0020%u0046%u0049%u0045%u004c%u0044%u0020%u0046%u0052%u004f%u004d%u0020%u0054%u0041%u0042%u004c%u0045'
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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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i = 0
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while i < len(payload):
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if payload[i] == '%' and (i < len(payload) - 2) and payload[i+1] in string.hexdigits and payload[i+2] in string.hexdigits:
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retVal += "%%u00%s" % payload[i+1:i+3]
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i += 3
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else:
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retVal += '%%u00%X' % ord(payload[i])
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i += 1
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return retVal
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