Update directory traversal DoS module and docs

documentation/modules/auxiliary/dos/http/wordpress_directory_traversal_dos.md

@@ -1,5 +1,12 @@
-This module exploits a Cross-site request forgery (CSRF) vulnerability in the wp_ajax_update_plugin function in wp-admin/includes/ajax-actions.php in Wordpress before 4.6. Allows remote authenticated users to cause a denial of service (with /dev/random read operations).
-## Verification
+## Vulnerable Application
+
+This module exploits a Cross-site request forgery (CSRF) vulnerability in the wp_ajax_update_plugin (https://core.trac.wordpress.org/changeset/38168) function in wp-admin/includes/ajax-actions.php in Wordpress before 4.6. Allows remote authenticated users to cause a denial of service (with /dev/random read operations).
+
+You can find the vulnerable application from the official website:
+https://wordpress.org/download/release-archive/
+
+
+## Verification Steps
 
 1. Start msfconsole
 2. Do: ```use auxiliary/dos/http/wordpress_directory_traversal_dos.rb```
@@ -11,6 +18,9 @@ This module exploits a Cross-site request forgery (CSRF) vulnerability in the wp
 8. WordPress website should be down
 
 ## Scenarios
+### Wordpress 4.5.3 on Linux Mint 17.3
+https://wordpress.org/wordpress-4.5.3.tar.gz
+
 
 ```
 msf auxiliary(wordpress_directory_traversal_dos) > exploit

modules/auxiliary/dos/http/wordpress_directory_traversal_dos.rb

@@ -27,8 +27,7 @@ class MetasploitModule < Msf::Auxiliary
         [
           ['CVE', '2016-6897'],
           ['EDB', '40288'],
-          ['OVEID', 'OVE-20160712-0036'],
-          ['URL', 'https://nvd.nist.gov/vuln/detail/CVE-2016-6897']
+          ['OVEID', 'OVE-20160712-0036']
         ],
     ))
 
@@ -127,11 +126,7 @@ class MetasploitModule < Msf::Auxiliary
         return
       end
 
-      path = '/'
-      1.upto(depth) do |i|
-          path += '../'
-      end
-      path += 'dev/random'
+      path = "/#{'../' * depth}dev/random"
 
       while starting_thread < rlimit do
         ubound = [rlimit - (starting_thread - 1), thread_count].min