/
test_xss_scanner.py
386 lines (365 loc) · 21.3 KB
/
test_xss_scanner.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
import pytest
import requests
from examples.complex import xss_scanner as xss
from mitmproxy.test import tflow, tutils
class TestXSSScanner():
def test_get_XSS_info(self):
# First type of exploit: <script>PAYLOAD</script>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><script>%s</script><html>" %
xss.FULL_PAYLOAD,
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData('https://example.com',
"End of URL",
'</script><script>alert(0)</script><script>',
xss.FULL_PAYLOAD.decode('utf-8'))
assert xss_info == expected_xss_info
xss_info = xss.get_XSS_data(b"<html><script>%s</script><html>" %
xss.FULL_PAYLOAD.replace(b"'", b"%27").replace(b'"', b"%22"),
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
'</script><script>alert(0)</script><script>',
xss.FULL_PAYLOAD.replace(b"'", b"%27").replace(b'"', b"%22").decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><script>%s</script><html>" %
xss.FULL_PAYLOAD.replace(b"'", b"%27").replace(b'"', b"%22").replace(b"/", b"%2F"),
"https://example.com",
"End of URL")
assert xss_info is None
# Second type of exploit: <script>t='PAYLOAD'</script>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><script>t='%s';</script></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E").replace(b"\"", b"%22"),
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
"';alert(0);g='",
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E")
.replace(b"\"", b"%22").decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><script>t='%s';</script></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b"\"", b"%22").replace(b"'", b"%22"),
"https://example.com",
"End of URL")
assert xss_info is None
# Third type of exploit: <script>t="PAYLOAD"</script>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><script>t=\"%s\";</script></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E").replace(b"'", b"%27"),
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
'";alert(0);g="',
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E")
.replace(b"'", b"%27").decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><script>t=\"%s\";</script></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b"'", b"%27").replace(b"\"", b"%22"),
"https://example.com",
"End of URL")
assert xss_info is None
# Fourth type of exploit: <a href='PAYLOAD'>Test</a>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href='%s'>Test</a></html>" %
xss.FULL_PAYLOAD,
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
"'><script>alert(0)</script>",
xss.FULL_PAYLOAD.decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href='OtherStuff%s'>Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"'", b"%27"),
"https://example.com",
"End of URL")
assert xss_info is None
# Fifth type of exploit: <a href="PAYLOAD">Test</a>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=\"%s\">Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"'", b"%27"),
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
"\"><script>alert(0)</script>",
xss.FULL_PAYLOAD.replace(b"'", b"%27").decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=\"OtherStuff%s\">Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"'", b"%27").replace(b"\"", b"%22"),
"https://example.com",
"End of URL")
assert xss_info is None
# Sixth type of exploit: <a href=PAYLOAD>Test</a>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=%s>Test</a></html>" %
xss.FULL_PAYLOAD,
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
"><script>alert(0)</script>",
xss.FULL_PAYLOAD.decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable
xss_info = xss.get_XSS_data(b"<html><a href=OtherStuff%s>Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E")
.replace(b"=", b"%3D"),
"https://example.com",
"End of URL")
assert xss_info is None
# Seventh type of exploit: <html>PAYLOAD</html>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><b>%s</b></html>" %
xss.FULL_PAYLOAD,
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
"<script>alert(0)</script>",
xss.FULL_PAYLOAD.decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable
xss_info = xss.get_XSS_data(b"<html><b>%s</b></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E").replace(b"/", b"%2F"),
"https://example.com",
"End of URL")
assert xss_info is None
# Eighth type of exploit: <a href=PAYLOAD>Test</a>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=%s>Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E"),
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
"Javascript:alert(0)",
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E").decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=OtherStuff%s>Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E")
.replace(b"=", b"%3D"),
"https://example.com",
"End of URL")
assert xss_info is None
# Ninth type of exploit: <a href="STUFF PAYLOAD">Test</a>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=\"STUFF %s\">Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E"),
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
'" onmouseover="alert(0)" t="',
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E").decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=\"STUFF %s\">Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E")
.replace(b'"', b"%22"),
"https://example.com",
"End of URL")
assert xss_info is None
# Tenth type of exploit: <a href='STUFF PAYLOAD'>Test</a>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href='STUFF %s'>Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E"),
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
"' onmouseover='alert(0)' t='",
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E").decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href='STUFF %s'>Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E")
.replace(b"'", b"%22"),
"https://example.com",
"End of URL")
assert xss_info is None
# Eleventh type of exploit: <a href=STUFF_PAYLOAD>Test</a>
# Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=STUFF%s>Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E"),
"https://example.com",
"End of URL")
expected_xss_info = xss.XSSData("https://example.com",
"End of URL",
" onmouseover=alert(0) t=",
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E").decode('utf-8'))
assert xss_info == expected_xss_info
# Non-Exploitable:
xss_info = xss.get_XSS_data(b"<html><a href=STUFF_%s>Test</a></html>" %
xss.FULL_PAYLOAD.replace(b"<", b"%3C").replace(b">", b"%3E")
.replace(b"=", b"%3D"),
"https://example.com",
"End of URL")
assert xss_info is None
def test_get_SQLi_data(self):
sqli_data = xss.get_SQLi_data("<html>SQL syntax MySQL</html>",
"<html></html>",
"https://example.com",
"End of URL")
expected_sqli_data = xss.SQLiData("https://example.com",
"End of URL",
"SQL syntax.*MySQL",
"MySQL")
assert sqli_data == expected_sqli_data
sqli_data = xss.get_SQLi_data("<html>SQL syntax MySQL</html>",
"<html>SQL syntax MySQL</html>",
"https://example.com",
"End of URL")
assert sqli_data is None
def test_inside_quote(self):
assert not xss.inside_quote("'", b"no", 0, b"no")
assert xss.inside_quote("'", b"yes", 0, b"'yes'")
assert xss.inside_quote("'", b"yes", 1, b"'yes'otherJunk'yes'more")
assert not xss.inside_quote("'", b"longStringNotInIt", 1, b"short")
def test_paths_to_text(self):
text = xss.paths_to_text("""<html><head><h1>STRING</h1></head>
<script>STRING</script>
<a href=STRING></a></html>""", "STRING")
expected_text = ["/html/head/h1", "/html/script"]
assert text == expected_text
assert xss.paths_to_text("""<html></html>""", "STRING") == []
def mocked_requests_vuln(*args, headers=None, cookies=None):
class MockResponse:
def __init__(self, html, headers=None, cookies=None):
self.text = html
return MockResponse("<html>%s</html>" % xss.FULL_PAYLOAD)
def mocked_requests_invuln(*args, headers=None, cookies=None):
class MockResponse:
def __init__(self, html, headers=None, cookies=None):
self.text = html
return MockResponse("<html></html>")
def test_test_end_of_url_injection(self, monkeypatch):
monkeypatch.setattr(requests, 'get', self.mocked_requests_vuln)
xss_info = xss.test_end_of_URL_injection("<html></html>", "https://example.com/index.html", {})[0]
expected_xss_info = xss.XSSData('https://example.com/index.html/1029zxcs\'d"ao<ac>so[sb]po(pc)se;sl/bsl\\eq=3847asd',
'End of URL',
'<script>alert(0)</script>',
'1029zxcs\\\'d"ao<ac>so[sb]po(pc)se;sl/bsl\\\\eq=3847asd')
sqli_info = xss.test_end_of_URL_injection("<html></html>", "https://example.com/", {})[1]
assert xss_info == expected_xss_info
assert sqli_info is None
def test_test_referer_injection(self, monkeypatch):
monkeypatch.setattr(requests, 'get', self.mocked_requests_vuln)
xss_info = xss.test_referer_injection("<html></html>", "https://example.com/", {})[0]
expected_xss_info = xss.XSSData('https://example.com/',
'Referer',
'<script>alert(0)</script>',
'1029zxcs\\\'d"ao<ac>so[sb]po(pc)se;sl/bsl\\\\eq=3847asd')
sqli_info = xss.test_referer_injection("<html></html>", "https://example.com/", {})[1]
assert xss_info == expected_xss_info
assert sqli_info is None
def test_test_user_agent_injection(self, monkeypatch):
monkeypatch.setattr(requests, 'get', self.mocked_requests_vuln)
xss_info = xss.test_user_agent_injection("<html></html>", "https://example.com/", {})[0]
expected_xss_info = xss.XSSData('https://example.com/',
'User Agent',
'<script>alert(0)</script>',
'1029zxcs\\\'d"ao<ac>so[sb]po(pc)se;sl/bsl\\\\eq=3847asd')
sqli_info = xss.test_user_agent_injection("<html></html>", "https://example.com/", {})[1]
assert xss_info == expected_xss_info
assert sqli_info is None
def test_test_query_injection(self, monkeypatch):
monkeypatch.setattr(requests, 'get', self.mocked_requests_vuln)
xss_info = xss.test_query_injection("<html></html>", "https://example.com/vuln.php?cmd=ls", {})[0]
expected_xss_info = xss.XSSData('https://example.com/vuln.php?cmd=1029zxcs\'d"ao<ac>so[sb]po(pc)se;sl/bsl\\eq=3847asd',
'Query',
'<script>alert(0)</script>',
'1029zxcs\\\'d"ao<ac>so[sb]po(pc)se;sl/bsl\\\\eq=3847asd')
sqli_info = xss.test_query_injection("<html></html>", "https://example.com/vuln.php?cmd=ls", {})[1]
assert xss_info == expected_xss_info
assert sqli_info is None
def mocked_socket_gethostbyname(domain):
claimed_domains = ["google.com"]
if domain not in claimed_domains:
from socket import gaierror
raise gaierror("[Errno -2] Name or service not known")
else:
return '216.58.221.46'
@pytest.fixture
def logger(self):
class Logger():
def __init__(self):
self.args = []
def info(self, str):
self.args.append(str)
def error(self, str):
self.args.append(str)
return Logger()
def test_find_unclaimed_URLs(self, monkeypatch, logger):
logger.args = []
monkeypatch.setattr("mitmproxy.ctx.log", logger)
monkeypatch.setattr("socket.gethostbyname", self.mocked_socket_gethostbyname)
xss.find_unclaimed_URLs("<html><script src=\"http://google.com\"></script></html>",
"https://example.com")
assert logger.args == []
xss.find_unclaimed_URLs("<html><script src=\"http://unclaimedDomainName.com\"></script></html>",
"https://example.com")
assert logger.args[0] == 'XSS found in https://example.com due to unclaimed URL "http://unclaimedDomainName.com".'
xss.find_unclaimed_URLs("<html><iframe src=\"http://unclaimedDomainName.com\"></iframe></html>",
"https://example.com")
assert logger.args[0] == 'XSS found in https://example.com due to unclaimed URL "http://unclaimedDomainName.com".'
xss.find_unclaimed_URLs("<html><link rel=\"stylesheet\" href=\"http://unclaimedDomainName.com\"></html>",
"https://example.com")
assert logger.args[0] == 'XSS found in https://example.com due to unclaimed URL "http://unclaimedDomainName.com".'
def test_log_XSS_data(self, monkeypatch, logger):
logger.args = []
monkeypatch.setattr("mitmproxy.ctx.log", logger)
xss.log_XSS_data(None)
assert logger.args == []
# self, url: str, injection_point: str, exploit: str, line: str
xss.log_XSS_data(xss.XSSData('https://example.com',
'Location',
'String',
'Line of HTML'))
assert logger.args[0] == '===== XSS Found ===='
assert logger.args[1] == 'XSS URL: https://example.com'
assert logger.args[2] == 'Injection Point: Location'
assert logger.args[3] == 'Suggested Exploit: String'
assert logger.args[4] == 'Line: Line of HTML'
def test_log_SQLi_data(self, monkeypatch, logger):
logger.args = []
monkeypatch.setattr("mitmproxy.ctx.log", logger)
xss.log_SQLi_data(None)
assert logger.args == []
xss.log_SQLi_data(xss.SQLiData('https://example.com',
'Location',
'Oracle.*Driver',
'Oracle'))
assert logger.args[0] == '===== SQLi Found ====='
assert logger.args[1] == 'SQLi URL: https://example.com'
assert logger.args[2] == 'Injection Point: Location'
assert logger.args[3] == 'Regex used: Oracle.*Driver'
def test_get_cookies(self):
mocked_req = tutils.treq()
mocked_req.cookies = [("cookieName2", "cookieValue2")]
mocked_flow = tflow.tflow(req=mocked_req)
# It only uses the request cookies
assert xss.get_cookies(mocked_flow) == {"cookieName2": "cookieValue2"}
def test_response(self, monkeypatch, logger):
logger.args = []
monkeypatch.setattr("mitmproxy.ctx.log", logger)
monkeypatch.setattr(requests, 'get', self.mocked_requests_invuln)
mocked_flow = tflow.tflow(req=tutils.treq(path=b"index.html?q=1"), resp=tutils.tresp(content=b'<html></html>'))
xss.response(mocked_flow)
assert logger.args == []
def test_data_equals(self):
xssData = xss.XSSData("a", "b", "c", "d")
sqliData = xss.SQLiData("a", "b", "c", "d")
assert xssData == xssData
assert sqliData == sqliData