mirror of
https://github.com/sqlmapproject/sqlmap.git
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206 lines
7.9 KiB
Python
206 lines
7.9 KiB
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2020 sqlmap developers (http://sqlmap.org/)
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See the file 'LICENSE' for copying permission
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"""
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from lib.core.common import Backend
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from lib.core.common import Format
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from lib.core.common import hashDBRetrieve
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from lib.core.common import hashDBWrite
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from lib.core.data import conf
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from lib.core.data import kb
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from lib.core.data import logger
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from lib.core.enums import DBMS
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from lib.core.enums import FORK
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from lib.core.enums import HASHDB_KEYS
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from lib.core.enums import OS
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from lib.core.session import setDbms
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from lib.core.settings import PGSQL_ALIASES
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from lib.request import inject
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from plugins.generic.fingerprint import Fingerprint as GenericFingerprint
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class Fingerprint(GenericFingerprint):
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def __init__(self):
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GenericFingerprint.__init__(self, DBMS.PGSQL)
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def getFingerprint(self):
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fork = hashDBRetrieve(HASHDB_KEYS.DBMS_FORK)
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if fork is None:
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fork = inject.checkBooleanExpression("VERSION() LIKE '%CockroachDB%'") and FORK.COCKROACHDB or ""
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hashDBWrite(HASHDB_KEYS.DBMS_FORK, fork)
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value = ""
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wsOsFp = Format.getOs("web server", kb.headersFp)
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if wsOsFp:
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value += "%s\n" % wsOsFp
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if kb.data.banner:
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dbmsOsFp = Format.getOs("back-end DBMS", kb.bannerFp)
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if dbmsOsFp:
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value += "%s\n" % dbmsOsFp
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value += "back-end DBMS: "
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if not conf.extensiveFp:
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value += DBMS.PGSQL
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if fork:
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value += " (%s fork)" % fork
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return value
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actVer = Format.getDbms()
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blank = " " * 15
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value += "active fingerprint: %s" % actVer
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if kb.bannerFp:
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banVer = kb.bannerFp.get("dbmsVersion")
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if banVer:
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banVer = Format.getDbms([banVer])
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value += "\n%sbanner parsing fingerprint: %s" % (blank, banVer)
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htmlErrorFp = Format.getErrorParsedDBMSes()
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if htmlErrorFp:
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value += "\n%shtml error message fingerprint: %s" % (blank, htmlErrorFp)
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if fork:
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value += "\n%sfork fingerprint: %s" % (blank, fork)
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return value
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def checkDbms(self):
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"""
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References for fingerprint:
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* https://www.postgresql.org/docs/current/static/release.html
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"""
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if not conf.extensiveFp and Backend.isDbmsWithin(PGSQL_ALIASES):
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setDbms(DBMS.PGSQL)
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self.getBanner()
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return True
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infoMsg = "testing %s" % DBMS.PGSQL
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logger.info(infoMsg)
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# NOTE: Vertica works too without the CONVERT_TO()
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result = inject.checkBooleanExpression("CONVERT_TO('[RANDSTR]', QUOTE_IDENT(NULL)) IS NULL")
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if result:
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infoMsg = "confirming %s" % DBMS.PGSQL
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logger.info(infoMsg)
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result = inject.checkBooleanExpression("COALESCE([RANDNUM], NULL)=[RANDNUM]")
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if not result:
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warnMsg = "the back-end DBMS is not %s" % DBMS.PGSQL
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logger.warn(warnMsg)
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return False
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setDbms(DBMS.PGSQL)
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self.getBanner()
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if not conf.extensiveFp:
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return True
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infoMsg = "actively fingerprinting %s" % DBMS.PGSQL
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logger.info(infoMsg)
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if inject.checkBooleanExpression("SINH(0)=0"):
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Backend.setVersion(">= 12.0")
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elif inject.checkBooleanExpression("SHA256(NULL) IS NULL"):
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Backend.setVersion(">= 11.0")
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elif inject.checkBooleanExpression("XMLTABLE(NULL) IS NULL"):
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Backend.setVersionList([">= 10.0", "< 11.0"])
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elif inject.checkBooleanExpression("SIND(0)=0"):
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Backend.setVersionList([">= 9.6.0", "< 10.0"])
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elif inject.checkBooleanExpression("TO_JSONB(1) IS NOT NULL"):
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Backend.setVersionList([">= 9.5.0", "< 9.6.0"])
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elif inject.checkBooleanExpression("JSON_TYPEOF(NULL) IS NULL"):
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Backend.setVersionList([">= 9.4.0", "< 9.5.0"])
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elif inject.checkBooleanExpression("ARRAY_REPLACE(NULL,1,1) IS NULL"):
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Backend.setVersionList([">= 9.3.0", "< 9.4.0"])
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elif inject.checkBooleanExpression("ROW_TO_JSON(NULL) IS NULL"):
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Backend.setVersionList([">= 9.2.0", "< 9.3.0"])
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elif inject.checkBooleanExpression("REVERSE('sqlmap')='pamlqs'"):
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Backend.setVersionList([">= 9.1.0", "< 9.2.0"])
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elif inject.checkBooleanExpression("LENGTH(TO_CHAR(1,'EEEE'))>0"):
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Backend.setVersionList([">= 9.0.0", "< 9.1.0"])
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elif inject.checkBooleanExpression("2=(SELECT DIV(6,3))"):
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Backend.setVersionList([">= 8.4.0", "< 9.0.0"])
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elif inject.checkBooleanExpression("EXTRACT(ISODOW FROM CURRENT_TIMESTAMP)<8"):
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Backend.setVersionList([">= 8.3.0", "< 8.4.0"])
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elif inject.checkBooleanExpression("ISFINITE(TRANSACTION_TIMESTAMP())"):
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Backend.setVersionList([">= 8.2.0", "< 8.3.0"])
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elif inject.checkBooleanExpression("9=(SELECT GREATEST(5,9,1))"):
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Backend.setVersionList([">= 8.1.0", "< 8.2.0"])
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elif inject.checkBooleanExpression("3=(SELECT WIDTH_BUCKET(5.35,0.024,10.06,5))"):
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Backend.setVersionList([">= 8.0.0", "< 8.1.0"])
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elif inject.checkBooleanExpression("'d'=(SELECT SUBSTR(MD5('sqlmap'),1,1))"):
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Backend.setVersionList([">= 7.4.0", "< 8.0.0"])
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elif inject.checkBooleanExpression("'p'=(SELECT SUBSTR(CURRENT_SCHEMA(),1,1))"):
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Backend.setVersionList([">= 7.3.0", "< 7.4.0"])
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elif inject.checkBooleanExpression("8=(SELECT BIT_LENGTH(1))"):
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Backend.setVersionList([">= 7.2.0", "< 7.3.0"])
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elif inject.checkBooleanExpression("'a'=(SELECT SUBSTR(QUOTE_LITERAL('a'),2,1))"):
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Backend.setVersionList([">= 7.1.0", "< 7.2.0"])
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elif inject.checkBooleanExpression("8=(SELECT POW(2,3))"):
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Backend.setVersionList([">= 7.0.0", "< 7.1.0"])
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elif inject.checkBooleanExpression("'a'=(SELECT MAX('a'))"):
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Backend.setVersionList([">= 6.5.0", "< 6.5.3"])
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elif inject.checkBooleanExpression("VERSION()=VERSION()"):
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Backend.setVersionList([">= 6.4.0", "< 6.5.0"])
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elif inject.checkBooleanExpression("2=(SELECT SUBSTR(CURRENT_DATE,1,1))"):
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Backend.setVersionList([">= 6.3.0", "< 6.4.0"])
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elif inject.checkBooleanExpression("'s'=(SELECT SUBSTRING('sqlmap',1,1))"):
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Backend.setVersionList([">= 6.2.0", "< 6.3.0"])
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else:
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Backend.setVersion("< 6.2.0")
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return True
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else:
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warnMsg = "the back-end DBMS is not %s" % DBMS.PGSQL
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logger.warn(warnMsg)
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return False
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def checkDbmsOs(self, detailed=False):
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if Backend.getOs():
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return
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infoMsg = "fingerprinting the back-end DBMS operating system"
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logger.info(infoMsg)
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self.createSupportTbl(self.fileTblName, self.tblField, "character(10000)")
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inject.goStacked("INSERT INTO %s(%s) VALUES (%s)" % (self.fileTblName, self.tblField, "VERSION()"))
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# Windows executables should always have ' Visual C++' or ' mingw'
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# patterns within the banner
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osWindows = (" Visual C++", "mingw")
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for osPattern in osWindows:
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query = "(SELECT LENGTH(%s) FROM %s WHERE %s " % (self.tblField, self.fileTblName, self.tblField)
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query += "LIKE '%" + osPattern + "%')>0"
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if inject.checkBooleanExpression(query):
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Backend.setOs(OS.WINDOWS)
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break
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if Backend.getOs() is None:
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Backend.setOs(OS.LINUX)
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infoMsg = "the back-end DBMS operating system is %s" % Backend.getOs()
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logger.info(infoMsg)
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self.cleanup(onlyFileTbl=True)
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