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Minor improvement of between tamper script

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Miroslav Stampar 2014-04-22 11:04:28 +02:00
parent 6fd3c27f70
commit efa3c3e451
1 changed files with 11 additions and 0 deletions
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11
tamper/between.py
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@ -17,6 +17,7 @@ def dependencies():
def tamper(payload, **kwargs): def tamper(payload, **kwargs):
""" """
Replaces greater than operator ('>') with 'NOT BETWEEN 0 AND #' Replaces greater than operator ('>') with 'NOT BETWEEN 0 AND #'
Replaces equals operator ('=') with 'BETWEEN # AND #'
Tested against: Tested against:
* Microsoft SQL Server 2005 * Microsoft SQL Server 2005
@ -32,6 +33,8 @@ def tamper(payload, **kwargs):
>>> tamper('1 AND A > B--') >>> tamper('1 AND A > B--')
'1 AND A NOT BETWEEN 0 AND B--' '1 AND A NOT BETWEEN 0 AND B--'
>>> tamper('1 AND A = B--')
'1 AND A BETWEEN B AND B--'
""" """
retVal = payload retVal = payload
@ -45,4 +48,12 @@ def tamper(payload, **kwargs):
else: else:
retVal = re.sub(r"\s*>\s*(\d+|'[^']+'|\w+\(\d+\))", " NOT BETWEEN 0 AND \g<1>", payload) retVal = re.sub(r"\s*>\s*(\d+|'[^']+'|\w+\(\d+\))", " NOT BETWEEN 0 AND \g<1>", payload)
if retVal == payload:
match = re.search(r"(?i)(\b(AND|OR)\b\s+)(?!.*\b(AND|OR)\b)([^=]+?)\s*=\s*(\w+)\s*", payload)
if match:
_ = "%s %s BETWEEN %s AND %s" % (match.group(2), match.group(4), match.group(5), match.group(5))
retVal = retVal.replace(match.group(0), _)
return retVal return retVal