This file is indexed.

/usr/share/w3af/plugins/discovery/phpEggs.py is in w3af-console 1.1svn5547-1.1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  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
387
388
389
390
391
392
393
394
395
396
397
398
'''
phpEggs.py

Copyright 2006 Andres Riancho

This file is part of w3af, w3af.sourceforge.net .

w3af is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation version 2 of the License.

w3af is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with w3af; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

'''

import core.controllers.outputManager as om

# options
from core.data.options.option import option
from core.data.options.optionList import optionList

from core.controllers.basePlugin.baseDiscoveryPlugin import baseDiscoveryPlugin
from core.controllers.misc.levenshtein import relative_distance
from core.controllers.w3afException import w3afRunOnce, w3afException

from core.data.bloomfilter.bloomfilter import scalable_bloomfilter

import core.data.kb.knowledgeBase as kb
import core.data.kb.info as info

import md5


class phpEggs(baseDiscoveryPlugin):
    '''
    Fingerprint the PHP version using documented easter eggs that exist in PHP.
    @author: Andres Riancho ( andres.riancho@gmail.com )
    '''
    def __init__(self):
        baseDiscoveryPlugin.__init__(self)
        self._exec = True
        
        # Already analyzed extensions
        self._already_analyzed_ext = scalable_bloomfilter()
        
        # This is a list of hashes and description of the egg for every PHP version.
        self._egg_DB = {}
        self._egg_DB["4.1.2"] = [ 
                ("744aecef04f9ed1bc39ae773c40017d1", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("85be3b4be7bfe839cbb3b4f2d30ff983", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.2.2"] = [ 
                ("758ccaa9094cdeedcfc60017e768137e", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("85be3b4be7bfe839cbb3b4f2d30ff983", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.3.10"] = [ 
                ("1e8fe4ae1bf06be222c1643d32015f0c", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("a57bd73e27be03a62dd6b3e1b537a72c", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.3.10-18"] = [ 
                ("1e8fe4ae1bf06be222c1643d32015f0c", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("4b2c92409cf0bcf465d199e93a15ac3f", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.3.11"] = [ 
                ("1e8fe4ae1bf06be222c1643d32015f0c", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("a8ad323e837fa00771eda6b709f40e37", "PHP Logo 2"), 
                ("a8ad323e837fa00771eda6b709f40e37", "Zend Logo") ]
        self._egg_DB["4.3.2"] = [ 
                ("8a8b4a419103078d82707cf68226a482", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("a57bd73e27be03a62dd6b3e1b537a72c", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.3.8"] = [ 
                ("96714a0fbe23b5c07c8be343adb1ba90", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("a57bd73e27be03a62dd6b3e1b537a72c", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.3.9"] = [ 
                ("f9b56b361fafd28b668cc3498425a23b", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB['4.3.10'] = [
                ('7b27e18dc6f846b80e2f29ecf67e4133', 'PHP Logo'),
                ('43af90bcfa66f16af62744e8c599703d', 'Zend Logo'),
                ('b233cc756b06655f47489aa2779413d7', 'PHP Credits'),
                ('185386dd4b2eff044bd635d22ae7dd9e', 'PHP Logo 2')] 
        self._egg_DB["4.4.0"] = [ 
                ("ddf16ec67e070ec6247ec1908c52377e", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("4b2c92409cf0bcf465d199e93a15ac3f", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.4.0 for Windows"] = [ 
                ("6d974373683ecfcf30a7f6873f2d234a", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("4b2c92409cf0bcf465d199e93a15ac3f", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.4.4"] = [ 
                ("bed7ceff09e9666d96fdf3518af78e0e", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("4b2c92409cf0bcf465d199e93a15ac3f", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.4.4-8+etch6"] = [ 
                ("31a2553efc348a21b85e606e5e6c2424", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("4b2c92409cf0bcf465d199e93a15ac3f", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["4.4.7"] = [ 
                ("72b7ad604fe1362f1e8bf4f6d80d4edc", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("4b2c92409cf0bcf465d199e93a15ac3f", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB['4.4.7, PleskWin, ASP.NET'] = [
                ('b8477b9b88e90f12e3200660a70eb765', 'Zend Logo'),
                ('b8477b9b88e90f12e3200660a70eb765', 'PHP Credits'),
                ('b8477b9b88e90f12e3200660a70eb765', 'PHP Logo 2'),
                ('b8477b9b88e90f12e3200660a70eb765', 'PHP Logo')]
        self._egg_DB["4.4.8"] = [ 
                ("4cdfec8ca11691a46f4f63839e559fc5", "PHP Credits"), 
                ("11b9cfe306004fce599a1f8180b61266", "PHP Logo"), 
                ("4b2c92409cf0bcf465d199e93a15ac3f", "PHP Logo 2"), 
                ("da2dae87b166b7709dbd4061375b74cb", "Zend Logo") ]
        self._egg_DB["5.0.3"] = [ 
                ("def61a12c3b0a533146810403d325451", "PHP Credits"), 
                ("8ac5a686135b923664f64fe718ea55cd", "PHP Logo"), 
                ("37e194b799d4aaff10e39c4e3b2679a2", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.1.1"] = [ 
                ("5518a02af41478cfc492c930ace45ae5", "PHP Credits"), 
                ("8ac5a686135b923664f64fe718ea55cd", "PHP Logo"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB['5.1.2'] = [
                ('b83433fb99d0bef643709364f059a44a', 'PHP Credits'),
                ('8ac5a686135b923664f64fe718ea55cd', 'PHP Logo'),
                ('4b2c92409cf0bcf465d199e93a15ac3f', 'PHP Logo 2'),
                ('7675f1d01c927f9e6a4752cf182345a2', 'Zend Logo') ]
        self._egg_DB["5.1.6"] = [ 
                ("4b689316409eb09b155852e00657a0ae", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.0"] = [ 
                ("e566715bcb0fd2cb1dc43ed076c091f1", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.0-8+etch10"] = [ 
                ("e566715bcb0fd2cb1dc43ed076c091f1", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.0-8+etch7"] = [ 
                ("307f5a1c02155ca38744647eb94b3543", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.1"] = [ 
                ("d3894e19233d979db07d623f608b6ece", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.2"] = [ 
                ("56f9383587ebcc94558e11ec08584f05", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.3-1+b1"] = [ 
                ("c37c96e8728dc959c55219d47f2d543f", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.4"] = [ 
                ("74c33ab9745d022ba61bc43a5db717eb", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.5"] = [ 
                ("f26285281120a2296072f21e21e7b4b0", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.4-2ubuntu5.3"] = [ 
                ("f26285281120a2296072f21e21e7b4b0", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.5-3"] = [ 
                ("b7e4385bd7f07e378d92485b4722c169", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("0152ed695f4291488741d98ba066d280", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.6"] = [ 
                ("bbd44c20d561a0fc5a4aa76093d5400f", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB["5.2.6RC4-pl0-gentoo"] = [ 
                ("d03b2481f60d9e64cb5c0f4bd0c87ec1", "PHP Credits"), 
                ("c48b07899917dfb5d591032007041ae3", "PHP Logo"), 
                ("50caaf268b4f3d260d720a1a29c5fe21", "PHP Logo 2"), 
                ("7675f1d01c927f9e6a4752cf182345a2", "Zend Logo") ]
        self._egg_DB['5.2.8-pl1-gentoo'] = [
                ('c48b07899917dfb5d591032007041ae3', 'PHP Logo'), 
                ('40410284d460552a6c9e10c1f5ae7223', 'PHP Credits'), 
                ('50caaf268b4f3d260d720a1a29c5fe21', 'PHP Logo 2'), 
                ('7675f1d01c927f9e6a4752cf182345a2', 'Zend Logo')]
        self._egg_DB['5.2.14'] = [
                ('935b67af76c36bd96e59cf6bc158389a', 'PHP Credits')]
        
    def discover(self, fuzzableRequest ):
        '''
        Nothing strange, just do some GET requests to the eggs and analyze the response.
        
        @parameter fuzzableRequest: A fuzzableRequest instance that contains (among other things) the URL to test.
        '''
        if not self._exec:
            # This will remove the plugin from the discovery plugins to be run.
            raise w3afRunOnce()
        else:
            # Get the extension of the URL (.html, .php, .. etc)
            ext = fuzzableRequest.getURL().getExtension()
            
            # Only perform this analysis if we haven't already analyzed this type of extension
            # OR if we get an URL like http://f00b5r/4/     (Note that it has no extension)
            # This logic will perform some extra tests... but we won't miss some special cases
            # Also, we aren't doing something like "if 'php' in ext:" because we never depend
            # on something so changable as extensions to make decisions.
            if ext == '' or ext not in self._already_analyzed_ext:
                
                # Init some internal variables
                GET_results = []
                original_response = self._uri_opener.GET( fuzzableRequest.getURL(), cache=True )
                
                # Perform the GET requests to see if we have a phpegg
                for egg, egg_desc in self._get_eggs():
                    egg_URL = fuzzableRequest.getURL().uri2url().urlJoin( egg )
                    try:
                        response = self._uri_opener.GET( egg_URL, cache=True )
                    except KeyboardInterrupt,e:
                        raise e
                    except w3afException, w3:
                        raise w3
                    else:
                        GET_results.append( (response, egg_desc, egg_URL) )
                        
                #
                #   Now I analyze if this is really a PHP eggs thing, or simply a response that
                #   changes a lot on each request. Before, I had something like this:
                #
                #       if relative_distance(original_response.getBody(), response.getBody()) < 0.1:
                #
                #   But I got some reports about false positives with this approach, so now I'm
                #   changing it to something a little bit more specific.
                images = 0
                not_images = 0
                for response, egg_desc, egg_URL in GET_results:
                    if 'image' in response.content_type:
                        images += 1
                    else:
                        not_images += 1
                
                if images == 3 and not_images == 1:
                    #
                    #   The remote web server has expose_php = On. Report all the findings.
                    #
                    for response, egg_desc, egg_URL in GET_results:
                        i = info.info()
                        i.setPluginName(self.getName())
                        i.setName('PHP Egg - ' + egg_desc)
                        i.setURL( egg_URL )
                        desc = 'The PHP framework running on the remote server has a "'
                        desc += egg_desc +'" easter egg, access to the PHP egg is possible'
                        desc += ' through the URL: "'+  egg_URL + '".'
                        i.setDesc( desc )
                        kb.kb.append( self, 'eggs', i )
                        om.out.information( i.getDesc() )
                        
                        #   Only run once.
                        self._exec = False
                
                    # analyze the info to see if we can identify the version
                    self._analyze_egg( GET_results )
                
                # Now we save the extension as one of the already analyzed
                if ext != '':
                    self._already_analyzed_ext.add(ext)
        
        return []
    
    def _analyze_egg( self, response ):
        '''
        Analyzes the eggs and tries to deduce a PHP version number
        ( which is then saved to the kb ).
        '''
        if not response:
            return None
        else:
            cmp_list = []
            for r in response:
                cmp_list.append( (md5.new(r[0].getBody()).hexdigest(), r[1] ) )
            cmp_set = set( cmp_list )
            
            found = False
            matching_versions = []
            for version in self._egg_DB:
                version_hashes = set( self._egg_DB[ version ] )
            
                if len( cmp_set ) == len( cmp_set.intersection( version_hashes ) ):
                    matching_versions.append( version )
                    found = True
            
            if matching_versions:
                i = info.info()
                i.setPluginName(self.getName())
                i.setName('PHP Egg')
                msg = 'The PHP framework version running on the remote server was identified as:'
                for m_ver in matching_versions:
                    msg += '\n- ' + m_ver
                i.setDesc( msg )
                i['version'] = matching_versions
                kb.kb.append( self, 'version', i )
                om.out.information( i.getDesc() )

            if not found:
                version = 'unknown'
                powered_by_headers = kb.kb.getData( 'serverHeader' , 'poweredByString' )
                try:
                    for v in powered_by_headers:
                        if 'php' in v.lower():
                            version = v.split('/')[1]
                except:
                    pass
                msg = 'The PHP version could not be identified using PHP eggs, please send this'
                msg += ' signature and the PHP version to the w3af project develop mailing list.'
                msg += ' Signature: self._egg_DB[\''+ version + '\'] = ' + str(list(cmp_set))
                msg += '\n'
                msg += 'The serverHeader plugin reported this PHP version: "' + version + '".'
                om.out.information( msg )
            
    def _get_eggs( self ):
        '''
        @return: A list of tuples with the egg url and a description.
        '''
        res = []
        res.append( ('?=PHPB8B5F2A0-3C92-11d3-A3A9-4C7B08C10000', 'PHP Credits') )
        res.append( ('?=PHPE9568F34-D428-11d2-A769-00AA001ACF42', 'PHP Logo') )
        res.append( ('?=PHPE9568F35-D428-11d2-A769-00AA001ACF42', 'Zend Logo') )
        res.append( ('?=PHPE9568F36-D428-11d2-A769-00AA001ACF42', 'PHP Logo 2') )
        return res
        
    def getOptions( self ):
        '''
        @return: A list of option objects for this plugin.
        '''    
        ol = optionList()
        return ol
        
    def setOptions( self, optionsMap ):
        '''
        This method sets all the options that are configured using the user interface 
        generated by the framework using the result of getOptions().
        
        @parameter optionsMap: A dictionary with the options for the plugin.
        @return: No value is returned.
        ''' 
        pass
        
    def getPluginDeps( self ):
        '''
        @return: A list with the names of the plugins that should be run before the
        current one.
        '''
        return ['discovery.serverHeader']
    
    def getLongDesc( self ):
        '''
        @return: A DETAILED description of the plugin functions and features.
        '''
        return '''
        This plugin tries to find the documented easter eggs that exist in PHP and identify
        the remote PHP version using the easter egg content. The easter eggs that this plugin
        verifies are:
        
            - http://php.net/?=PHPB8B5F2A0-3C92-11d3-A3A9-4C7B08C10000 ( PHP Credits )
            - http://php.net/?=PHPE9568F34-D428-11d2-A769-00AA001ACF42  ( PHP Logo )
            - http://php.net/?=PHPE9568F35-D428-11d2-A769-00AA001ACF42  ( Zend Logo )
            - http://php.net/?=PHPE9568F36-D428-11d2-A769-00AA001ACF42  ( PHP Logo 2 )
        '''