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Implementing extractStructuralTokens as a helper to detection engine
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This commit is contained in:
Miroslav Štampar 2026-06-30 23:09:06 +02:00
parent f932a3f30f
commit 74f90df8ae
6 changed files with 87 additions and 7 deletions
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22
lib/controller/checks.py
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@ -16,6 +16,7 @@ from extra.beep.beep import beep
from lib.core.agent import agent
from lib.core.common import Backend
from lib.core.common import extractRegexResult
from lib.core.common import extractStructuralTokens
from lib.core.common import extractTextTagContent
from lib.core.common import filterNone
from lib.core.common import findDynamicContent
@ -1390,7 +1391,26 @@ def checkStability():
raise SqlmapNoneDataException(errMsg)
else:
checkDynamicContent(firstPage, secondPage)
# Before engaging the (lossy) dynamic-content removal / '--text-only' escalation, check
# whether the page is structurally stable (identical tag/class/id skeleton across the two
# requests) despite differing text. If so, base the comparison on that value-free structure
# so that dynamic content (e.g. per-render result rows) does not mask an injection. This is
# the HTML counterpart of the structure-aware JSON comparison
if firstPage and secondPage and extractStructuralTokens(firstPage) == extractStructuralTokens(secondPage):
kb.pageStructurallyStable = True
if kb.nullConnection:
debugMsg = "turning off NULL connection "
debugMsg += "support because of structural page comparison"
logger.debug(debugMsg)
kb.nullConnection = None
infoMsg = "target URL content is not byte-stable but structurally stable; sqlmap "
infoMsg += "will base the page comparison on the page structure"
logger.info(infoMsg)
else:
checkDynamicContent(firstPage, secondPage)
return kb.pageStable