--- a/Lib/test/test_httpservers.py	Tue Oct 29 22:25:55 2013 -0400
+++ b/Lib/test/test_httpservers.py	Wed Oct 30 12:51:16 2013 -0400
@@ -346,6 +346,7 @@
         self.parent_dir = tempfile.mkdtemp()
         self.cgi_dir = os.path.join(self.parent_dir, 'cgi-bin')
         os.mkdir(self.cgi_dir)
+        self.nocgi_path = None
         self.file1_path = None
         self.file2_path = None
 
@@ -366,6 +367,11 @@
             self.tearDown()
             self.skipTest("Python executable path is not encodable to utf-8")
 
+        self.nocgi_path = os.path.join(self.parent_dir, 'nocgi.py')
+        with open(self.nocgi_path, 'w') as fp:
+            fp.write(cgi_file1 % self.pythonexe)
+        os.chmod(self.nocgi_path, 0o777)
+
         self.file1_path = os.path.join(self.cgi_dir, 'file1.py')
         with open(self.file1_path, 'w', encoding='utf-8') as file1:
             file1.write(cgi_file1 % self.pythonexe)
@@ -383,6 +389,8 @@
             os.chdir(self.cwd)
             if self.pythonexe != sys.executable:
                 os.remove(self.pythonexe)
+            if self.nocgi_path:
+                os.remove(self.nocgi_path)
             if self.file1_path:
                 os.remove(self.file1_path)
             if self.file2_path:
@@ -439,6 +447,10 @@
         self.assertEqual((b'Hello World' + self.linesep, 'text/html', 200),
             (res.read(), res.getheader('Content-type'), res.status))
 
+    def test_issue19435(self):
+        res = self.request('///////////nocgi.py/../cgi-bin/nothere.sh')
+        self.assertEqual(res.status, 404)
+
     def test_post(self):
         params = urllib.parse.urlencode(
             {'spam' : 1, 'eggs' : 'python', 'bacon' : 123456})