Merge pull request #11810 from MrPetovan/task/11794-password-length-limit

Add password length limit if using the Blowfish hashing algorithm

src/Core/Session.php

@@ -44,6 +44,11 @@ class Session
 		return DI::session()->get($name, $defaults);
 	}
 
+	public static function pop($name, $defaults = null)
+	{
+		return DI::session()->pop($name, $defaults);
+	}
+
 	public static function set($name, $value)
 	{
 		DI::session()->set($name, $value);

src/Core/Session/Capability/IHandleSessions.php

@@ -54,6 +54,16 @@ interface IHandleSessions
 	 */
 	public function get(string $name, $defaults = null);
 
+	/**
+	 * Retrieves a value from the provided key if it exists and removes it from session
+	 *
+	 * @param string $name
+	 * @param mixed  $defaults
+	 *
+	 * @return mixed
+	 */
+	public function pop(string $name, $defaults = null);
+
 	/**
 	 * Sets a single session variable.
 	 * Overrides value of existing key.

src/Core/Session/Type/AbstractSession.php

@@ -52,6 +52,20 @@ class AbstractSession implements IHandleSessions
 		return $_SESSION[$name] ?? $defaults;
 	}
 
+	/**
+	 * {@inheritDoc}
+	 */
+	public function pop(string $name, $defaults = null)
+	{
+		$value = $defaults;
+		if ($this->exists($name)) {
+			$value = $this->get($name);
+			$this->remove($name);
+		}
+
+		return $value;
+	}
+
 	/**
 	 * {@inheritDoc}
 	 */

src/Model/User.php

@@ -735,6 +735,29 @@ class User
 		return password_hash($password, PASSWORD_DEFAULT);
 	}
 
+	/**
+	 * Allowed characters are a-z, A-Z, 0-9 and special characters except white spaces, accentuated letters and colon (:).
+	 *
+	 * Password length is limited to 72 characters if the current default password hashing algorithm is Blowfish.
+	 * From the manual: "Using the PASSWORD_BCRYPT as the algorithm, will result in the password parameter being
+	 * truncated to a maximum length of 72 bytes."
+	 *
+	 * @see https://www.php.net/manual/en/function.password-hash.php#refsect1-function.password-hash-parameters
+	 *
+	 * @param string|null $delimiter Whether the regular expression is meant to be wrapper in delimiter characters
+	 * @return string
+	 */
+	public static function getPasswordRegExp(string $delimiter = null): string
+	{
+		$allowed_characters = '!"#$%&\'()*+,-./;<=>?@[\]^_`{|}~';
+
+		if ($delimiter) {
+			$allowed_characters = preg_quote($allowed_characters, $delimiter);
+		}
+
+		return '^[a-zA-Z0-9' . $allowed_characters . ']' . (PASSWORD_DEFAULT !== PASSWORD_BCRYPT ? '{1,72}' : '+') . '$';
+	}
+
 	/**
 	 * Updates a user row with a new plaintext password
 	 *
@@ -755,9 +778,11 @@ class User
 			throw new Exception(DI::l10n()->t('The new password has been exposed in a public data dump, please choose another.'));
 		}
 
-		$allowed_characters = '!"#$%&\'()*+,-./;<=>?@[\]^_`{|}~';
+		if (PASSWORD_DEFAULT === PASSWORD_BCRYPT && strlen($password) > 72) {
+			throw new Exception(DI::l10n()->t('The password length is limited to 72 characters.'));
+		}
 
-		if (!preg_match('/^[a-z0-9' . preg_quote($allowed_characters, '/') . ']+$/i', $password)) {
+		if (!preg_match('/' . self::getPasswordRegExp('/') . '/', $password)) {
 			throw new Exception(DI::l10n()->t('The password can\'t contain accentuated letters, white spaces or colons (:)'));
 		}
 

src/Module/Security/Login.php

@@ -21,54 +21,76 @@
 
 namespace Friendica\Module\Security;
 
+use Friendica\App;
 use Friendica\BaseModule;
+use Friendica\Core\Config\Capability\IManageConfigValues;
 use Friendica\Core\Hook;
+use Friendica\Core\L10n;
 use Friendica\Core\Renderer;
-use Friendica\Core\Session;
+use Friendica\Core\Session\Capability\IHandleSessions;
 use Friendica\DI;
 use Friendica\Module\Register;
+use Friendica\Module\Response;
+use Friendica\Security\Authentication;
+use Friendica\Util\Profiler;
+use Psr\Log\LoggerInterface;
 
 /**
  * Login module
  */
 class Login extends BaseModule
 {
+	/** @var Authentication */
+	private $auth;
+
+	/** @var IManageConfigValues */
+	private $config;
+
+	/** @var IHandleSessions */
+	private $session;
+
+	public function __construct(Authentication $auth, IManageConfigValues $config, IHandleSessions $session, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Response $response, array $server, array $parameters = [])
+	{
+		parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
+
+		$this->auth    = $auth;
+		$this->config  = $config;
+		$this->session = $session;
+	}
+
 	protected function content(array $request = []): string
 	{
-		$return_path = $_REQUEST['return_path'] ?? '' ;
+		$return_path = $request['return_path'] ?? $this->session->pop('return_path', '') ;
 
 		if (local_user()) {
-			DI::baseUrl()->redirect($return_path);
-		} elseif (!empty($return_path)) {
-			Session::set('return_path', $return_path);
+			$this->baseUrl->redirect($return_path);
 		}
 
-		return self::form(Session::get('return_path'), intval(DI::config()->get('config', 'register_policy')) !== \Friendica\Module\Register::CLOSED);
+		return self::form($return_path, intval($this->config->get('config', 'register_policy')) !== \Friendica\Module\Register::CLOSED);
 	}
 
 	protected function post(array $request = [])
 	{
-		$return_path = Session::get('return_path');
-		Session::clear();
-		Session::set('return_path', $return_path);
+		$this->session->clear();
 
 		// OpenId Login
 		if (
-			empty($_POST['password'])
-			&& (!empty($_POST['openid_url'])
-				|| !empty($_POST['username']))
+			empty($request['password'])
+			&& (!empty($request['openid_url'])
+				|| !empty($request['username']))
 		) {
-			$openid_url = trim(($_POST['openid_url'] ?? '') ?: $_POST['username']);
+			$openid_url = trim(($request['openid_url'] ?? '') ?: $request['username']);
 
-			DI::auth()->withOpenId($openid_url, !empty($_POST['remember']));
+			$this->auth->withOpenId($openid_url, !empty($request['remember']));
 		}
 
-		if (!empty($_POST['auth-params']) && $_POST['auth-params'] === 'login') {
-			DI::auth()->withPassword(
+		if (!empty($request['auth-params']) && $request['auth-params'] === 'login') {
+			$this->auth->withPassword(
 				DI::app(),
-				trim($_POST['username']),
-				trim($_POST['password']),
-				!empty($_POST['remember'])
+				trim($request['username']),
+				trim($request['password']),
+				!empty($request['remember']),
+				$request['return_path'] ?? ''
 			);
 		}
 	}
@@ -76,26 +98,23 @@ class Login extends BaseModule
 	/**
 	 * Wrapper for adding a login box.
 	 *
-	 * @param string $return_path  The path relative to the base the user should be sent
-	 *                             back to after login completes
-	 * @param bool   $register     If $register == true provide a registration link.
-	 *                             This will most always depend on the value of config.register_policy.
-	 * @param array  $hiddens      optional
+	 * @param string|null $return_path The path relative to the base the user should be sent back to after login completes.
+	 * @param bool        $register    If $register == true provide a registration link.
+	 *                                 This will almost always depend on the value of config.register_policy.
 	 *
 	 * @return string Returns the complete html for inserting into the page
 	 *
 	 * @throws \Friendica\Network\HTTPException\InternalServerErrorException
+	 * @throws \Friendica\Network\HTTPException\ServiceUnavailableException
 	 * @hooks 'login_hook' string $o
 	 */
-	public static function form($return_path = null, $register = false, $hiddens = [])
+	public static function form(string $return_path = null, bool $register = false): string
 	{
-		$o = '';
-
 		$noid = DI::config()->get('system', 'no_openid');
 
 		if ($noid) {
-			Session::remove('openid_identity');
-			Session::remove('openid_attributes');
+			DI::session()->remove('openid_identity');
+			DI::session()->remove('openid_attributes');
 		}
 
 		$reg = false;
@@ -107,10 +126,6 @@ class Login extends BaseModule
 			];
 		}
 
-		if (is_null($return_path)) {
-			$return_path = DI::args()->getQueryString();
-		}
-
 		if (local_user()) {
 			$tpl = Renderer::getMarkupTemplate('logout.tpl');
 		} else {
@@ -122,13 +137,12 @@ class Login extends BaseModule
 			);
 
 			$tpl = Renderer::getMarkupTemplate('login.tpl');
-			$_SESSION['return_path'] = $return_path;
 		}
 
-		if (!empty(Session::get('openid_identity'))) {
+		if (!empty(DI::session()->get('openid_identity'))) {
 			$openid_title = DI::l10n()->t('Your OpenID: ');
 			$openid_readonly = true;
-			$identity = Session::get('openid_identity');
+			$identity = DI::session()->get('openid_identity');
 			$username_desc = DI::l10n()->t('Please enter your username and password to add the OpenID to your existing account.');
 		} else {
 			$openid_title = DI::l10n()->t('Or login using OpenID: ');
@@ -137,7 +151,7 @@ class Login extends BaseModule
 			$username_desc = '';
 		}
 
-		$o .= Renderer::replaceMacros(
+		$o = Renderer::replaceMacros(
 			$tpl,
 			[
 				'$dest_url'     => DI::baseUrl()->get(true) . '/login',
@@ -151,7 +165,7 @@ class Login extends BaseModule
 				'$openid'       => !$noid,
 				'$lopenid'      => ['openid_url', $openid_title, $identity, '', $openid_readonly],
 
-				'$hiddens'      => $hiddens,
+				'$hiddens'      => ['return_path' => $return_path ?? DI::args()->getQueryString()],
 
 				'$register'     => $reg,
 
@@ -174,14 +188,14 @@ class Login extends BaseModule
 	/**
 	 * Get the URL to the register page and add OpenID parameters to it
 	 */
-	private static function getRegisterURL()
+	private static function getRegisterURL(): string
 	{
-		if (empty(Session::get('openid_identity'))) {
+		if (empty(DI::session()->get('openid_identity'))) {
 			return 'register';
 		}
 
 		$args = [];
-		$attr = Session::get('openid_attributes', []);
+		$attr = DI::session()->get('openid_attributes', []);
 
 		if (is_array($attr) && count($attr)) {
 			foreach ($attr as $k => $v) {
@@ -218,7 +232,7 @@ class Login extends BaseModule
 			$args['photo'] = $photo;
 		}
 
-		$args['openid_url'] = trim(Session::get('openid_identity'));
+		$args['openid_url'] = trim(DI::session()->get('openid_identity'));
 
 		return 'register?' . http_build_query($args);
 	}

src/Module/Security/OpenID.php

@@ -73,9 +73,7 @@ class OpenID extends BaseModule
 
 					DI::auth()->setForUser(DI::app(), $user, true, true);
 
-					// just in case there was no return url set
-					// and we fell through
-					DI::baseUrl()->redirect();
+					$this->baseUrl->redirect(DI::session()->pop('return_path', ''));
 				}
 
 				// Successful OpenID login - but we can't match it to an existing account.
@@ -84,7 +82,7 @@ class OpenID extends BaseModule
 				$session->set('openid_identity', $authId);
 
 				// Detect the server URL
-				$open_id_obj = new LightOpenID(DI::baseUrl()->getHostName());
+				$open_id_obj = new LightOpenID(DI::baseUrl()->getHostname());
 				$open_id_obj->identity = $authId;
 				$session->set('openid_server', $open_id_obj->discover($open_id_obj->identity));
 

src/Module/Security/PasswordTooLong.php

@@ -0,0 +1,103 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2022, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace Friendica\Module\Security;
+
+use Friendica\App;
+use Friendica\Core\L10n;
+use Friendica\Core\Renderer;
+use Friendica\Database\DBA;
+use Friendica\Model\User;
+use Friendica\Module\Response;
+use Friendica\Navigation\SystemMessages;
+use Friendica\Util\Profiler;
+use Psr\Log\LoggerInterface;
+
+class PasswordTooLong extends \Friendica\BaseModule
+{
+	/** @var SystemMessages */
+	private $sysmsg;
+
+	public function __construct(SystemMessages $sysmsg, L10n $l10n, App\BaseURL $baseUrl, App\Arguments $args, LoggerInterface $logger, Profiler $profiler, Response $response, array $server, array $parameters = [])
+	{
+		parent::__construct($l10n, $baseUrl, $args, $logger, $profiler, $response, $server, $parameters);
+
+		$this->sysmsg = $sysmsg;
+	}
+
+	protected function post(array $request = [])
+	{
+		$newpass = $request['password'];
+		$confirm = $request['password_confirm'];
+
+		try {
+			if ($newpass != $confirm) {
+				throw new \Exception($this->l10n->t('Passwords do not match.'));
+			}
+
+			//  check if the old password was supplied correctly before changing it to the new value
+			User::getIdFromPasswordAuthentication(local_user(), $request['password_current']);
+
+			if (strlen($request['password_current']) <= 72) {
+				throw new \Exception($this->l10n->t('Password does not need changing.'));
+			}
+
+			$result = User::updatePassword(local_user(), $newpass);
+			if (!DBA::isResult($result)) {
+				throw new \Exception($this->l10n->t('Password update failed. Please try again.'));
+			}
+
+			$this->sysmsg->addInfo($this->l10n->t('Password changed.'));
+
+			$this->baseUrl->redirect($request['return_url'] ?? '');
+		} catch (\Exception $e) {
+			$this->sysmsg->addNotice($e->getMessage());
+			$this->sysmsg->addNotice($this->l10n->t('Password unchanged.'));
+		}
+	}
+
+	protected function content(array $request = []): string
+	{
+		// Nothing to do here
+		if (PASSWORD_DEFAULT !== PASSWORD_BCRYPT) {
+			$this->baseUrl->redirect();
+		}
+
+		$tpl = Renderer::getMarkupTemplate('security/password_too_long.tpl');
+		$o   = Renderer::replaceMacros($tpl, [
+			'$l10n' => [
+				'ptitle' => $this->l10n->t('Password Too Long'),
+				'desc'   => $this->l10n->t('Since version 2022.09, we\'ve realized that any password longer than 72 characters is truncated during hashing. To prevent any confusion about this behavior, please update your password to be fewer or equal to 72 characters.'),
+				'submit' => $this->l10n->t('Update Password'),
+			],
+
+			'$baseurl'             => $this->baseUrl->get(true),
+			'$form_security_token' => self::getFormSecurityToken('security/password_too_long'),
+			'$return_url'          => $request['return_url'] ?? '',
+
+			'$password_current' => ['password_current', $this->l10n->t('Current Password:'), '', $this->l10n->t('Your current password to confirm the changes'), 'required', 'autocomplete="off"'],
+			'$password'         => ['password', $this->l10n->t('New Password:'), '', $this->l10n->t('Allowed characters are a-z, A-Z, 0-9 and special characters except white spaces, accentuated letters and colon (:).') . ' ' . $this->l10n->t('Password length is limited to 72 characters.'), 'required', 'autocomplete="off"', User::getPasswordRegExp()],
+			'$password_confirm' => ['password_confirm', $this->l10n->t('Confirm:'), '', '', 'required', 'autocomplete="off"'],
+		]);
+
+		return $o;
+	}
+}

src/Module/Security/TwoFactor/Recovery.php

@@ -73,6 +73,8 @@ class Recovery extends BaseModule
 				info($this->t('Remaining recovery codes: %d', RecoveryCode::countValidForUser(local_user())));
 
 				$this->auth->setForUser($this->app, User::getById($this->app->getLoggedInUserId()), true, true);
+
+				$this->baseUrl->redirect($this->session->pop('return_path', ''));
 			} else {
 				notice($this->t('Invalid code, please retry.'));
 			}

src/Module/Security/TwoFactor/Trust.php

@@ -102,6 +102,7 @@ class Trust extends BaseModule
 
 			try {
 				$this->auth->setForUser($this->app, User::getById($this->app->getLoggedInUserId()), true, true);
+				$this->baseUrl->redirect($this->session->pop('return_path', ''));
 			} catch (FoundException | TemporaryRedirectException | MovedPermanentlyException $e) {
 				// exception wanted!
 				throw $e;
@@ -122,7 +123,7 @@ class Trust extends BaseModule
 				$trustedBrowser = $this->trustedBrowserRepository->selectOneByHash($this->cookie->get('2fa_cookie_hash'));
 				if (!$trustedBrowser->trusted) {
 					$this->auth->setForUser($this->app, User::getById($this->app->getLoggedInUserId()), true, true);
-					$this->baseUrl->redirect();
+					$this->baseUrl->redirect($this->session->pop('return_path', ''));
 				}
 			} catch (TrustedBrowserNotFoundException $exception) {
 				$this->logger->notice('Trusted Browser of the cookie not found.', ['cookie_hash' => $this->cookie->get('trusted'), 'uid' => $this->app->getLoggedInUserId(), 'exception' => $exception]);

src/Module/Settings/Account.php

@@ -551,6 +551,9 @@ class Account extends BaseSettings
 
 		$notify_type = DI::pConfig()->get(local_user(), 'system', 'notify_type');
 
+		$passwordRules = DI::l10n()->t('Allowed characters are a-z, A-Z, 0-9 and special characters except white spaces, accentuated letters and colon (:).')
+			. (PASSWORD_DEFAULT === PASSWORD_BCRYPT ? ' ' . DI::l10n()->t('Password length is limited to 72 characters.') : '');
+
 		$tpl = Renderer::getMarkupTemplate('settings/account.tpl');
 		$o   = Renderer::replaceMacros($tpl, [
 			'$ptitle' => DI::l10n()->t('Account Settings'),
@@ -563,7 +566,7 @@ class Account extends BaseSettings
 			'$open'                => $this->parameters['open'] ?? 'password',
 
 			'$h_pass'        => DI::l10n()->t('Password Settings'),
-			'$password1'     => ['password', DI::l10n()->t('New Password:'), '', DI::l10n()->t('Allowed characters are a-z, A-Z, 0-9 and special characters except white spaces, accentuated letters and colon (:).'), false, 'autocomplete="off"'],
+			'$password1'     => ['password', DI::l10n()->t('New Password:'), '', $passwordRules, false, 'autocomplete="off"', User::getPasswordRegExp()],
 			'$password2'     => ['confirm', DI::l10n()->t('Confirm:'), '', DI::l10n()->t('Leave password fields blank unless changing'), false, 'autocomplete="off"'],
 			'$password3'     => ['opassword', DI::l10n()->t('Current Password:'), '', DI::l10n()->t('Your current password to confirm the changes'), false, 'autocomplete="off"'],
 			'$password4'     => ['mpassword', DI::l10n()->t('Password:'), '', DI::l10n()->t('Your current password to confirm the changes of the email address'), false, 'autocomplete="off"'],

src/Security/Authentication.php

@@ -244,15 +244,19 @@ class Authentication
 	/**
 	 * Attempts to authenticate using login/password
 	 *
-	 * @param App    $a        The Friendica Application context
-	 * @param string $username User name
-	 * @param string $password Clear password
-	 * @param bool   $remember Whether to set the session remember flag
+	 * @param App    $a           The Friendica Application context
+	 * @param string $username
+	 * @param string $password    Clear password
+	 * @param bool   $remember    Whether to set the session remember flag
+	 * @param string $return_path The relative path to redirect the user to after authentication
 	 *
-	 * @throws HttpException\InternalServerErrorException In case of Friendica internal exceptions
-	 * @throws Exception A general Exception (like SQL Grammar exceptions)
+	 * @throws HTTPException\ForbiddenException
+	 * @throws HTTPException\FoundException
+	 * @throws HTTPException\InternalServerErrorException In case of Friendica internal exceptions
+	 * @throws HTTPException\MovedPermanentlyException
+	 * @throws HTTPException\TemporaryRedirectException
 	 */
-	public function withPassword(App $a, string $username, string $password, bool $remember)
+	public function withPassword(App $a, string $username, string $password, bool $remember, string $return_path = '')
 	{
 		$record = null;
 
@@ -287,10 +291,14 @@ class Authentication
 			$this->dba->update('user', ['openid' => $openid_identity, 'openidserver' => $openid_server], ['uid' => $record['uid']]);
 		}
 
-		$this->setForUser($a, $record, true, true);
+		/**
+		 * @see User::getPasswordRegExp()
+		 */
+		if (PASSWORD_DEFAULT === PASSWORD_BCRYPT && strlen($password) > 72) {
+			$return_path = '/security/password_too_long?' . http_build_query(['return_path' => $return_path]);
+		}
 
-		$return_path = $this->session->get('return_path', '');
-		$this->session->remove('return_path');
+		$this->setForUser($a, $record, true, true);
 
 		$this->baseUrl->redirect($return_path);
 	}
@@ -382,10 +390,6 @@ class Authentication
 
 		if ($login_initial) {
 			Hook::callAll('logged_in', $user_record);
-
-			if (DI::args()->getModuleName() !== 'home' && $this->session->exists('return_path')) {
-				$this->baseUrl->redirect($this->session->get('return_path'));
-			}
 		}
 	}
 

static/routes.config.php

@@ -549,6 +549,10 @@ return [
 		'/{type:users}/{guid}' => [Module\Diaspora\Receive::class, [        R::POST]],
 	],
 
+	'/security' => [
+		'/password_too_long' => [Module\Security\PasswordTooLong::class, [R::GET, R::POST]],
+	],
+
 	'/settings' => [
 		'[/]'         => [Module\Settings\Account::class,               [R::GET, R::POST]],
 		'/account' => [

view/templates/field_password.tpl

@@ -1,7 +1,7 @@
 	
 	<div class="field password" id="wrapper_{{$field.0}}">
 		<label for="id_{{$field.0}}">{{$field.1}}{{if $field.4}} <span class="required" title="{{$field.4}}">*</span>{{/if}}</label>
-		<input type="password" name="{{$field.0}}" id="id_{{$field.0}}" value="{{$field.2 nofilter}}"{{if $field.4}} required{{/if}}{{if $field.5 eq "autofocus"}} autofocus{{/if}} aria-describedby="{{$field.0}}_tip">
+		<input type="password" name="{{$field.0}}" id="id_{{$field.0}}" value="{{$field.2 nofilter}}"{{if $field.4}} required{{/if}}{{if $field.5 eq "autofocus"}} autofocus{{elseif $field.5}} {{$field.5}}{{/if}}{{if $field.6}} pattern="(($field.6}}"{{/if}} aria-describedby="{{$field.0}}_tip">
 		{{if $field.3}}
 		<span class="field_help" role="tooltip" id="{{$field.0}}_tip">{{$field.3 nofilter}}</span>
 		{{/if}}

view/templates/security/password_too_long.tpl

@@ -0,0 +1,22 @@
+<div class="generic-page-wrapper">
+	<h1>{{$l10n.ptitle}}</h1>
+
+	<div id="settings-nick-wrapper">
+		<div id="settings-nickname-desc" class="info-message">{{$l10n.desc}}</div>
+	</div>
+	<div id="settings-nick-end"></div>
+
+	<div id="settings-form">
+		<form class="settings-content-block" action="security/password_too_long" method="post" autocomplete="off" enctype="multipart/form-data">
+			<input type="hidden" name="form_security_token" value="{{$form_security_token}}">
+			<input type="hidden" name="return_url" value="{{$return_url}}">
+			{{include file="field_password.tpl" field=$password_current}}
+			{{include file="field_password.tpl" field=$password}}
+			{{include file="field_password.tpl" field=$password_confirm}}
+
+			<div class="settings-submit-wrapper">
+				<button type="submit" name="password-submit" class="btn btn-primary" value="{{$l10n.submit}}">{{$l10n.submit}}</button>
+			</div>
+		</form>
+	</div>
+</div>

view/theme/frio/templates/field_password.tpl

@@ -1,7 +1,7 @@
 
 <div id="id_{{$field.0}}_wrapper" class="form-group field input password">
 	<label for="id_{{$field.0}}" id="label_{{$field.0}}">{{$field.1}}{{if $field.4}} <span class="required" title="{{$field.4}}">*</span>{{/if}}</label>
-	<input class="form-control" name="{{$field.0}}" id="id_{{$field.0}}" type="password" value="{{$field.2 nofilter}}" {{if $field.4}} required{{/if}}{{if $field.5 eq "autofocus"}} autofocus{{elseif $field.5}} {{$field.5}}{{/if}} aria-describedby="{{$field.0}}_tip">
+	<input class="form-control" name="{{$field.0}}" id="id_{{$field.0}}" type="password" value="{{$field.2 nofilter}}" {{if $field.4}} required{{/if}}{{if $field.5 eq "autofocus"}} autofocus{{elseif $field.5}} {{$field.5}}{{/if}}{{if $field.6}} pattern="{{$field.6}}"{{/if}} aria-describedby="{{$field.0}}_tip">
 	{{if $field.3}}
 	<span class="help-block" id="{{$field.0}}_tip" role="tooltip">{{$field.3 nofilter}}</span>
 	{{/if}}