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-rw-r--r--program/lib/Roundcube/rcube_session.php8
-rw-r--r--program/lib/Roundcube/rcube_utils.php15
2 files changed, 19 insertions, 4 deletions
diff --git a/program/lib/Roundcube/rcube_session.php b/program/lib/Roundcube/rcube_session.php
index 615ec6f0e..646933b71 100644
--- a/program/lib/Roundcube/rcube_session.php
+++ b/program/lib/Roundcube/rcube_session.php
@@ -54,7 +54,7 @@ class rcube_session
{
$this->db = $db;
$this->start = microtime(true);
- $this->ip = $_SERVER['REMOTE_ADDR'];
+ $this->ip = rcube_utils::remote_addr();
$this->logging = $config->get('log_session', false);
$lifetime = $config->get('session_lifetime', 1) * 60;
@@ -480,7 +480,7 @@ class rcube_session
public function kill()
{
$this->vars = null;
- $this->ip = $_SERVER['REMOTE_ADDR']; // update IP (might have changed)
+ $this->ip = rcube_utils::remote_addr(); // update IP (might have changed)
$this->destroy(session_id());
rcube_utils::setcookie($this->cookiename, '-del-', time() - 60);
}
@@ -694,10 +694,10 @@ class rcube_session
function check_auth()
{
$this->cookie = $_COOKIE[$this->cookiename];
- $result = $this->ip_check ? $_SERVER['REMOTE_ADDR'] == $this->ip : true;
+ $result = $this->ip_check ? rcube_utils::remote_addr() == $this->ip : true;
if (!$result) {
- $this->log("IP check failed for " . $this->key . "; expected " . $this->ip . "; got " . $_SERVER['REMOTE_ADDR']);
+ $this->log("IP check failed for " . $this->key . "; expected " . $this->ip . "; got " . rcube_utils::remote_addr());
}
if ($result && $this->_mkcookie($this->now) != $this->cookie) {
diff --git a/program/lib/Roundcube/rcube_utils.php b/program/lib/Roundcube/rcube_utils.php
index 6c3bd2143..cf87dedb7 100644
--- a/program/lib/Roundcube/rcube_utils.php
+++ b/program/lib/Roundcube/rcube_utils.php
@@ -666,6 +666,21 @@ class rcube_utils
/**
+ * Returns the real remote IP address
+ *
+ * @return string Remote IP address
+ */
+ public static function remote_addr()
+ {
+ foreach (array('HTTP_X_FORWARDED_FOR','HTTP_X_REAL_IP','REMOTE_ADDR') as $prop) {
+ if (!empty($_SERVER[$prop]))
+ return $_SERVER[$prop];
+ }
+
+ return '';
+ }
+
+ /**
* Read a specific HTTP request header.
*
* @param string $name Header name