Add php version to check

Author: Meatballs1

modules/exploits/multi/http/phpmyadmin_preg_replace.rb

@@ -16,8 +16,10 @@ def initialize(info = {})
 		super(update_info(info,
 			'Name' => 'phpMyAdmin Authenticated Remote Code Execution via preg_replace()',
 			'Description' => %q{
-					This module exploits a PREG_REPLACE EVAL vulnerability in phpMyAdmin's
-					replace_prefix_tbl in libraries/mult_submits.inc.php via db_settings.php
+					This module exploits a PREG_REPLACE_EVAL vulnerability in phpMyAdmin's
+					replace_prefix_tbl within libraries/mult_submits.inc.php via db_settings.php
+					This affects versions 3.5.x < 3.5.8.1 and 4.0.0 < 4.0.0-rc3.
+					PHP versions > 5.4.6 are not vulnerable.
 			},
 			'Author' =>
 				[
@@ -75,8 +77,26 @@ def check
 			return CheckCode::Unknown
 		end
 
+		php_version = res['X-Powered-By']
+		if php_version
+			print_status("PHP Version: #{php_version}")
+			if php_version =~ /PHP\/(\d)\.(\d)\.(\d)/
+				if $1.to_i > 5
+					return CheckCode::Safe
+				else
+					if $1.to_i == 5 and $2.to_i > 4
+						return CheckCode::Safe
+					else
+						if $1.to_i == 5 and $2.to_i == 4 and $3.to_i > 6
+							return CheckCode::Safe
+						end
+					end
+				end
+			end
+		end
+
 		if res.body =~ /pmaversion = '(.*)';/
-			print_status("Server version: #{$1}")
+			print_status("phpMyAdmin version: #{$1}")
 			case $1.downcase
 				when '3.5.8.1', '4.0.0-rc3'
 					return CheckCode::Safe