diff --git a/src/Symfony/Component/HttpFoundation/IpUtils.php b/src/Symfony/Component/HttpFoundation/IpUtils.php
index 68e9421d942aa..fb906b6812d23 100644
--- a/src/Symfony/Component/HttpFoundation/IpUtils.php
+++ b/src/Symfony/Component/HttpFoundation/IpUtils.php
@@ -62,6 +62,10 @@ public static function checkIp($requestIp, $ips)
public static function checkIp4($requestIp, $ip)
{
if (false !== strpos($ip, '/')) {
+ if ('0.0.0.0/0' === $ip) {
+ return true;
+ }
+
list($address, $netmask) = explode('/', $ip, 2);
if ($netmask < 1 || $netmask > 32) {
diff --git a/src/Symfony/Component/HttpFoundation/Tests/IpUtilsTest.php b/src/Symfony/Component/HttpFoundation/Tests/IpUtilsTest.php
index 726ba6a34795e..0002478246ab9 100644
--- a/src/Symfony/Component/HttpFoundation/Tests/IpUtilsTest.php
+++ b/src/Symfony/Component/HttpFoundation/Tests/IpUtilsTest.php
@@ -34,6 +34,9 @@ public function testIpv4Provider()
array(true, '192.168.1.1', array('1.2.3.4/1', '192.168.1.0/24')),
array(true, '192.168.1.1', array('192.168.1.0/24', '1.2.3.4/1')),
array(false, '192.168.1.1', array('1.2.3.4/1', '4.3.2.1/1')),
+ array(true, '1.2.3.4', '0.0.0.0/0'),
+ array(false, '1.2.3.4', '256.256.256/0'),
+ array(false, '1.2.3.4', '192.168.1.0/0'),
);
}
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