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38 lines
797 B
Python
38 lines
797 B
Python
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#!/usr/bin/env python
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"""
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Copyright (c) 2006-2015 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.HIGH
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def dependencies():
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pass
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def tamper(payload, **kwargs):
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"""
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Replaces instances like 'MID(A, B, C)' with 'MID(A FROM B FOR C)'
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Requirement:
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* MySQL
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Tested against:
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* MySQL 5.0 and 5.5
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>>> tamper('MID(VERSION(), 1, 1)')
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'MID(VERSION() FROM 1 FOR 1)'
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"""
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retVal = payload
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match = re.search(r"(?i)MID\(([^,]+?)\s*,\s*(\d+)\s*\,\s*(\d+)\s*\)", payload or "")
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if match:
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retVal = retVal.replace(match.group(0), "MID(%s FROM %s FOR %s)" % (match.group(1), match.group(2), match.group(3)))
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return retVal
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