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minor bug fix ("trimmed" error message was shown for empty cases too because u'' or None == None)

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This commit is contained in:
Miroslav Stampar
2011-06-01 22:06:06 +00:00
parent 091c174bc4
commit fc96764f80
2 changed files with 14 additions and 10 deletions
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14
lib/techniques/error/use.py
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@@ -85,14 +85,16 @@ def __oneShotErrorUse(expression, field):
# Parse the returned page to get the exact error-based
# sql injection output
output = extractRegexResult(check, page, re.DOTALL | re.IGNORECASE) \
or extractRegexResult(check, listToStrValue(headers.headers \
if headers else None), re.DOTALL | re.IGNORECASE) \
or extractRegexResult(check, threadData.lastRedirectMsg[1] \
output = reduce(lambda x, y: x if x is not None else y, [ \
extractRegexResult(check, page, re.DOTALL | re.IGNORECASE), \
extractRegexResult(check, listToStrValue(headers.headers \
if headers else None), re.DOTALL | re.IGNORECASE), \
extractRegexResult(check, threadData.lastRedirectMsg[1] \
if threadData.lastRedirectMsg and threadData.lastRedirectMsg[0] == \
threadData.lastRequestUID else None, re.DOTALL | re.IGNORECASE)
threadData.lastRequestUID else None, re.DOTALL | re.IGNORECASE)], \
None)
if output:
if output is not None:
output = getUnicode(output, kb.pageEncoding)
else:
trimmed = extractRegexResult(trimcheck, page, re.DOTALL | re.IGNORECASE) \