From 74e861e30bb58eb1513bb806e04a471cda1578ec Mon Sep 17 00:00:00 2001
From: jim-p <jim@pingle.org>
Date: Wed, 21 Apr 2010 09:44:28 -0400
Subject: Validate imported URL data. Resolves #530.

---
 usr/local/www/firewall_aliases_edit.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/usr/local/www/firewall_aliases_edit.php b/usr/local/www/firewall_aliases_edit.php
index 598e162..d26fbb0 100755
--- a/usr/local/www/firewall_aliases_edit.php
+++ b/usr/local/www/firewall_aliases_edit.php
@@ -197,7 +197,8 @@ if ($_POST) {
 							$tmp_split = split("#", $tmp);
 							$tmp = trim($tmp_split[0]);
 						}
-						if(trim($tmp) <> "") {
+						$tmp = trim($tmp);
+						if(!empty($tmp) && (is_ipaddr($tmp) || is_subnet($tmp))) {
 							$address[] = $tmp;
 							$isfirst = 1;
 						}
-- 
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