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sqlmap premiere of blind time based query/bisection

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This commit is contained in:
Miroslav Stampar
2010-12-08 12:28:54 +00:00
parent ad00fe13c1
commit b5e45939e3
2 changed files with 82 additions and 11 deletions
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13
lib/techniques/blind/inference.py
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@@ -44,6 +44,7 @@ def bisection(payload, expression, length=None, charsetType=None, firstChar=None
partialValue = ""
finalValue = ""
asciiTbl = getCharset(charsetType)
timeBasedCompare = (kb.technique == 5)
# Set kb.partRun in case "common prediction" feature (a.k.a. "good
# samaritan") is used
@@ -122,7 +123,7 @@ def bisection(payload, expression, length=None, charsetType=None, firstChar=None
forgedPayload = safeStringFormat(payload.replace('%3E', '%3D'), (expressionUnescaped, idx, posValue))
queriesCount[0] += 1
result = Request.queryPage(forgedPayload)
result = Request.queryPage(forgedPayload, timeBasedCompare=timeBasedCompare)
if result:
return hintValue[idx-1]
@@ -153,7 +154,7 @@ def bisection(payload, expression, length=None, charsetType=None, firstChar=None
if len(charTbl) == 1:
forgedPayload = safeStringFormat(payload.replace('%3E', '%3D'), (expressionUnescaped, idx, charTbl[0]))
queriesCount[0] += 1
result = Request.queryPage(forgedPayload)
result = Request.queryPage(forgedPayload, timeBasedCompare=timeBasedCompare)
if result:
return chr(charTbl[0]) if charTbl[0] < 128 else unichr(charTbl[0])
@@ -174,7 +175,7 @@ def bisection(payload, expression, length=None, charsetType=None, firstChar=None
forgedPayload = safeStringFormat(payload, (expressionUnescaped, idx, posValue))
queriesCount[0] += 1
result = Request.queryPage(forgedPayload)
result = Request.queryPage(forgedPayload, timeBasedCompare=timeBasedCompare)
if kb.dbms in (DBMS.SQLITE, DBMS.MAXDB):
posValue = popValue()
@@ -226,7 +227,7 @@ def bisection(payload, expression, length=None, charsetType=None, firstChar=None
for retVal in (originalTbl[originalTbl.index(minValue)], originalTbl[originalTbl.index(minValue) + 1]):
forgedPayload = safeStringFormat(payload.replace('%3E', '%3D'), (expressionUnescaped, idx, retVal))
queriesCount[0] += 1
result = Request.queryPage(forgedPayload)
result = Request.queryPage(forgedPayload, timeBasedCompare=timeBasedCompare)
if result:
return chr(retVal) if retVal < 128 else unichr(retVal)
@@ -444,7 +445,7 @@ def bisection(payload, expression, length=None, charsetType=None, firstChar=None
query = agent.prefixQuery(safeStringFormat("AND (%s) = %s", (expressionUnescaped, testValue)))
query = agent.suffixQuery(query)
queriesCount[0] += 1
result = Request.queryPage(agent.payload(newValue=query))
result = Request.queryPage(agent.payload(newValue=query), timeBasedCompare=timeBasedCompare)
# Did we have luck?
if result:
@@ -468,7 +469,7 @@ def bisection(payload, expression, length=None, charsetType=None, firstChar=None
query = agent.prefixQuery(safeStringFormat("AND (%s) = %s", (subquery, testValue)))
query = agent.suffixQuery(query)
queriesCount[0] += 1
result = Request.queryPage(agent.payload(newValue=query))
result = Request.queryPage(agent.payload(newValue=query), timeBasedCompare=timeBasedCompare)
# Did we have luck?
if result: