Update information about original discovery

Update info about original discovoery. See #2337 too.

modules/exploits/windows/browser/ms13_055_canchor.rb

@@ -31,17 +31,21 @@ class Metasploit3 < Msf::Exploit::Remote
         context of the user.
 
         This bug is specific to Internet Explorer 8 only. It was originally discovered by
-        Orange Tsai at Hitcon 2013, but was silently patched in the July 2013 update.
+        Jose Antonio Vazquez Gonzalez and reported to iDefense, but was discovered again
+        by Orange Tsai at Hitcon 2013.
       },
       'License'        => MSF_LICENSE,
       'Author'         =>
         [
-          'Orange Tsai',        # Original discovery, PoC
-          'Peter Vreugdenhil',  # Joins the party (wtfuzz)
-          'sinn3r'              # Joins the party
+          'Jose Antonio Vazquez Gonzalez', # Original discovery reported from iDefense
+          'Orange Tsai',                   # Rediscovery, published at Hitcon 2013
+          'Peter Vreugdenhil',             # Joins the party (wtfuzz)
+          'sinn3r'                         # Joins the party
         ],
       'References'     =>
         [
+          [ 'CVE', '2013-3163' ],
+          [ 'OSVDB', '94981' ],
           [ 'MSB', 'MS13-055'  ],
           [ 'URL', 'https://speakerd.s3.amazonaws.com/presentations/0df98910d26c0130e8927e81ab71b214/for-share.pdf' ]
         ],
@@ -75,6 +79,8 @@ class Metasploit3 < Msf::Exploit::Remote
           'InitialAutoRunScript' => 'migrate -f'
         },
       'Privileged'     => false,
+      # Bug was patched in July 2013. Tsai was the first to publish the bug.
+      # But Jose already reported way back in Oct 2012 (to iDefense)
       'DisclosureDate' => "Jul 09 2013",
       'DefaultTarget'  => 0))
   end