diff --git a/modules/auxiliary/admin/oracle/osb_execqr2.rb b/modules/auxiliary/admin/oracle/osb_execqr2.rb
index 52c28488c5..79757334e1 100644
--- a/modules/auxiliary/admin/oracle/osb_execqr2.rb
+++ b/modules/auxiliary/admin/oracle/osb_execqr2.rb
@@ -51,7 +51,7 @@ class Metasploit3 < Msf::Auxiliary
 				'method' => 'POST',
 			}, 5)
 
-			if (res.headers['Set-Cookie'] and res.headers['Set-Cookie'].match(/PHPSESSID=(.*);(.*)/i))
+			if (res and res.headers['Set-Cookie'] and res.headers['Set-Cookie'].match(/PHPSESSID=(.*);(.*)/i))
 
 				sessionid = res.headers['Set-Cookie'].split(';')[0]