Merge branch 'main' into plugin_unit_tests

Author: ericwb

bandit/blacklists/calls.py

@@ -493,16 +493,10 @@ def gen_blacklist():
             "B310",
             issue.Cwe.PATH_TRAVERSAL,
             [
-                "urllib.urlopen",
                 "urllib.request.urlopen",
-                "urllib.urlretrieve",
                 "urllib.request.urlretrieve",
-                "urllib.URLopener",
                 "urllib.request.URLopener",
-                "urllib.FancyURLopener",
                 "urllib.request.FancyURLopener",
-                "urllib2.urlopen",
-                "urllib2.Request",
                 "six.moves.urllib.request.urlopen",
                 "six.moves.urllib.request.urlretrieve",
                 "six.moves.urllib.request.URLopener",

examples/urlopen.py

@@ -1,43 +1,18 @@
-''' Example dangerous usage of urllib[2] opener functions
+''' Example dangerous usage of urllib.request opener functions
 
-The urllib and urllib2 opener functions and object can open http, ftp,
+The urllib.request opener functions and object can open http, ftp,
 and file urls. Often, the ability to open file urls is overlooked leading
 to code that can unexpectedly open files on the local server. This
 could be used by an attacker to leak information about the server.
 '''
 
-
-import urllib
-import urllib2
-
 # Python 3
 import urllib.request
 
 # Six
 import six
 
 def test_urlopen():
-    # urllib
-    url = urllib.quote('file:///bin/ls')
-    urllib.urlopen(url, 'blah', 32)
-    urllib.urlretrieve('file:///bin/ls', '/bin/ls2')
-    opener = urllib.URLopener()
-    opener.open('file:///bin/ls')
-    opener.retrieve('file:///bin/ls')
-    opener = urllib.FancyURLopener()
-    opener.open('file:///bin/ls')
-    opener.retrieve('file:///bin/ls')
-
-    # urllib2
-    handler = urllib2.HTTPBasicAuthHandler()
-    handler.add_password(realm='test',
-                         uri='http://mysite.com',
-                         user='bob')
-    opener = urllib2.build_opener(handler)
-    urllib2.install_opener(opener)
-    urllib2.urlopen('file:///bin/ls')
-    urllib2.Request('file:///bin/ls')
-
     # Python 3
     urllib.request.urlopen('file:///bin/ls')
     urllib.request.urlretrieve('file:///bin/ls', '/bin/ls2')