CSRF protection for subscription/unsubscription

[quix0rs-gnu-social.git] / actions / password.php

diff --git a/actions/password.php b/actions/password.php
index aef1accdcc62389d5f3f99af279aceaf8b6ce6ab..23b95f7b68f4be6c4e600787e6a2ea53f9f6be38 100644 (file)
--- a/actions/password.php
+++ b/actions/password.php
@@ -30,10 +30,12 @@ class PasswordAction extends SettingsAction {
        function show_form($msg=NULL, $success=false) {
                $user = common_current_user();
                $this->form_header(_('Change password'), $msg, $success);
+               $token = common_session_token();
                common_element_start('form', array('method' => 'post',
                                                                                   'id' => 'password',
                                                                                   'action' =>
                                                                                   common_local_url('password')));
+               common_hidden('token', $token);
                # Users who logged in with OpenID won't have a pwd
                if ($user->password) {
                        common_password('oldpassword', _('Old password'));
@@ -56,8 +58,12 @@ class PasswordAction extends SettingsAction {
 
                $newpassword = $this->arg('newpassword');
                $confirm = $this->arg('confirm');
-
-               if (0 != strcmp($newpassword, $confirm)) {
+               $token = $this->arg('token');
+               
+               if (!$token || $token != common_session_token()) {
+                       $this->show_form(_('There was a problem with your session token. Try again, please.'));
+                       return;
+               } else if (0 != strcmp($newpassword, $confirm)) {
                        $this->show_form(_('Passwords don\'t match.'));
                        return;
                }