Fix the symbol vs string prob

lib/msf/core/exploit/remote/browser_exploit_server.rb

@@ -514,8 +514,10 @@ module Msf
           try_set_target(profile)
           bad_reqs = get_bad_requirements(profile)
           if bad_reqs.empty?
+            browser_info = profile.values.first
+            browser_info = browser_info.inject({}){|data,(k,v)| data[k.to_sym] = v; data}
             begin
-              method(:on_request_exploit).call(cli, request, profile.values.first)
+              method(:on_request_exploit).call(cli, request, browser_info)
             rescue BESException => e
               elog("BESException: #{e.message}\n#{e.backtrace * "\n"}")
               send_not_found(cli)
@@ -574,8 +576,8 @@ module Msf
     # @param browser_info [Hash] The target profile
     # @return [String] The payload
     def get_payload(cli, browser_info)
-      arch     = browser_info['arch']
-      platform = browser_info['os_name']
+      arch     = browser_info[:arch]
+      platform = browser_info[:os_name]
 
       # Fix names for consistency so our API can find the right one
       # Originally defined in lib/msf/core/constants.rb