Fix check method.

Author: espreto

modules/exploits/multi/http/bolt_file_upload.rb

@@ -47,13 +47,17 @@ def initialize(info = {})
   end
 
   def check
+    cookie = bolt_login(username, password)
+    return Exploit::CheckCode::Detected unless cookie
+
     res = send_request_cgi(
       'method'      => 'GET',
-      'uri'         => normalize_uri(target_uri.path, 'bolt', 'login')
+      'uri'         => normalize_uri(target_uri.path, 'bolt'),
+      'cookie'      => cookie
     )
 
-    if res && res.code == 200 && res.body.include?('Cookies are required to log on to Bolt')
-      return Exploit::CheckCode::Appears
+    if res && res.code == 200 && res.body.include?('Bolt 2.2.4</b>: Sophisticated, lightweight & simple CMS')
+      return Exploit::CheckCode::Vulnerable
     end
     Exploit::CheckCode::Safe
   end