Merge pull request #7487 from nextcloud/no-password-confirm-with-sso

disable password confirmation with SSO

9 files changed, 236 insertions, 21 deletions

diff --git a/core/js/js.js b/core/js/js.js
index a9180663405..0b28310c728 100644
--- a/core/js/js.js
+++ b/core/js/js.js
@@ -1682,7 +1682,8 @@ OC.PasswordConfirmation = {
 
 	requiresPasswordConfirmation: function() {
 		var timeSinceLogin = moment.now() - (nc_lastLogin * 1000);
-		return timeSinceLogin > 30 * 60 * 1000; // 30 minutes
+		// if timeSinceLogin > 30 minutes and user backend allows password confirmation
+		return (backendAllowsPasswordConfirmation && timeSinceLogin > 30 * 60 * 1000);
 	},
 
 	/**
diff --git a/lib/composer/composer/autoload_classmap.php b/lib/composer/composer/autoload_classmap.php
index 738054cd377..974a6343869 100644
--- a/lib/composer/composer/autoload_classmap.php
+++ b/lib/composer/composer/autoload_classmap.php
@@ -335,6 +335,7 @@ return array(
     'OC\\AppFramework\\Middleware\\Security\\Exceptions\\NotLoggedInException' => $baseDir . '/lib/private/AppFramework/Middleware/Security/Exceptions/NotLoggedInException.php',
     'OC\\AppFramework\\Middleware\\Security\\Exceptions\\SecurityException' => $baseDir . '/lib/private/AppFramework/Middleware/Security/Exceptions/SecurityException.php',
     'OC\\AppFramework\\Middleware\\Security\\Exceptions\\StrictCookieMissingException' => $baseDir . '/lib/private/AppFramework/Middleware/Security/Exceptions/StrictCookieMissingException.php',
+    'OC\\AppFramework\\Middleware\\Security\\PasswordConfirmationMiddleware' => $baseDir . '/lib/private/AppFramework/Middleware/Security/PasswordConfirmationMiddleware.php',
     'OC\\AppFramework\\Middleware\\Security\\RateLimitingMiddleware' => $baseDir . '/lib/private/AppFramework/Middleware/Security/RateLimitingMiddleware.php',
     'OC\\AppFramework\\Middleware\\Security\\SameSiteCookieMiddleware' => $baseDir . '/lib/private/AppFramework/Middleware/Security/SameSiteCookieMiddleware.php',
     'OC\\AppFramework\\Middleware\\Security\\SecurityMiddleware' => $baseDir . '/lib/private/AppFramework/Middleware/Security/SecurityMiddleware.php',
diff --git a/lib/composer/composer/autoload_static.php b/lib/composer/composer/autoload_static.php
index 7ffbd4c7882..fc71d085f0a 100644
--- a/lib/composer/composer/autoload_static.php
+++ b/lib/composer/composer/autoload_static.php
@@ -365,6 +365,7 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
         'OC\\AppFramework\\Middleware\\Security\\Exceptions\\NotLoggedInException' => __DIR__ . '/../../..' . '/lib/private/AppFramework/Middleware/Security/Exceptions/NotLoggedInException.php',
         'OC\\AppFramework\\Middleware\\Security\\Exceptions\\SecurityException' => __DIR__ . '/../../..' . '/lib/private/AppFramework/Middleware/Security/Exceptions/SecurityException.php',
         'OC\\AppFramework\\Middleware\\Security\\Exceptions\\StrictCookieMissingException' => __DIR__ . '/../../..' . '/lib/private/AppFramework/Middleware/Security/Exceptions/StrictCookieMissingException.php',
+        'OC\\AppFramework\\Middleware\\Security\\PasswordConfirmationMiddleware' => __DIR__ . '/../../..' . '/lib/private/AppFramework/Middleware/Security/PasswordConfirmationMiddleware.php',
         'OC\\AppFramework\\Middleware\\Security\\RateLimitingMiddleware' => __DIR__ . '/../../..' . '/lib/private/AppFramework/Middleware/Security/RateLimitingMiddleware.php',
         'OC\\AppFramework\\Middleware\\Security\\SameSiteCookieMiddleware' => __DIR__ . '/../../..' . '/lib/private/AppFramework/Middleware/Security/SameSiteCookieMiddleware.php',
         'OC\\AppFramework\\Middleware\\Security\\SecurityMiddleware' => __DIR__ . '/../../..' . '/lib/private/AppFramework/Middleware/Security/SecurityMiddleware.php',
diff --git a/lib/private/AppFramework/DependencyInjection/DIContainer.php b/lib/private/AppFramework/DependencyInjection/DIContainer.php
index 0b6291d46de..612728d1356 100644
--- a/lib/private/AppFramework/DependencyInjection/DIContainer.php
+++ b/lib/private/AppFramework/DependencyInjection/DIContainer.php
@@ -54,6 +54,7 @@ use OCP\AppFramework\Http\IOutput;
 use OCP\AppFramework\IApi;
 use OCP\AppFramework\IAppContainer;
 use OCP\AppFramework\QueryException;
+use OCP\AppFramework\Utility\ITimeFactory;
 use OCP\Files\Folder;
 use OCP\Files\IAppData;
 use OCP\GlobalScale\IConfig;
@@ -227,7 +228,6 @@ class DIContainer extends SimpleContainer implements IAppContainer {
 				$server->getNavigationManager(),
 				$server->getURLGenerator(),
 				$server->getLogger(),
-				$server->getSession(),
 				$c['AppName'],
 				$app->isLoggedIn(),
 				$app->isAdminUser(),
@@ -236,7 +236,18 @@ class DIContainer extends SimpleContainer implements IAppContainer {
 				$server->getContentSecurityPolicyNonceManager(),
 				$server->getAppManager()
 			);
+		});
+
+		$this->registerService(OC\AppFramework\Middleware\Security\PasswordConfirmationMiddleware::class, function ($c) use ($app) {
+			/** @var \OC\Server $server */
+			$server = $app->getServer();
 
+			return new OC\AppFramework\Middleware\Security\PasswordConfirmationMiddleware(
+				$c['ControllerMethodReflector'],
+				$server->getSession(),
+				$server->getUserSession(),
+				$server->query(ITimeFactory::class)
+			);
 		});
 
 		$this->registerService('BruteForceMiddleware', function($c) use ($app) {
@@ -309,6 +320,7 @@ class DIContainer extends SimpleContainer implements IAppContainer {
 			$dispatcher->registerMiddleware($c['CORSMiddleware']);
 			$dispatcher->registerMiddleware($c['OCSMiddleware']);
 			$dispatcher->registerMiddleware($c['SecurityMiddleware']);
+			$dispatcher->registerMiddleware($c[OC\AppFramework\Middleware\Security\PasswordConfirmationMiddleware::class]);
 			$dispatcher->registerMiddleware($c['TwoFactorMiddleware']);
 			$dispatcher->registerMiddleware($c['BruteForceMiddleware']);
 			$dispatcher->registerMiddleware($c['RateLimitingMiddleware']);
diff --git a/lib/private/AppFramework/Middleware/Security/PasswordConfirmationMiddleware.php b/lib/private/AppFramework/Middleware/Security/PasswordConfirmationMiddleware.php
new file mode 100644
index 00000000000..463e7cd93c9
--- /dev/null
+++ b/lib/private/AppFramework/Middleware/Security/PasswordConfirmationMiddleware.php
@@ -0,0 +1,81 @@
+<?php
+/**
+ * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @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 <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OC\AppFramework\Middleware\Security;
+
+use OC\AppFramework\Middleware\Security\Exceptions\NotConfirmedException;
+use OC\AppFramework\Utility\ControllerMethodReflector;
+use OCP\AppFramework\Controller;
+use OCP\AppFramework\Middleware;
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\ISession;
+use OCP\IUserSession;
+
+class PasswordConfirmationMiddleware extends Middleware {
+	/** @var ControllerMethodReflector */
+	private $reflector;
+	/** @var ISession */
+	private $session;
+	/** @var IUserSession */
+	private $userSession;
+	/** @var ITimeFactory */
+	private $timeFactory;
+
+	/**
+	 * PasswordConfirmationMiddleware constructor.
+	 *
+	 * @param ControllerMethodReflector $reflector
+	 * @param ISession $session
+	 * @param IUserSession $userSession
+	 * @param ITimeFactory $timeFactory
+	 */
+	public function __construct(ControllerMethodReflector $reflector,
+								ISession $session,
+								IUserSession $userSession,
+								ITimeFactory $timeFactory) {
+		$this->reflector = $reflector;
+		$this->session = $session;
+		$this->userSession = $userSession;
+		$this->timeFactory = $timeFactory;
+	}
+
+	/**
+	 * @param Controller $controller
+	 * @param string $methodName
+	 * @throws NotConfirmedException
+	 */
+	public function beforeController($controller, $methodName) {
+		if ($this->reflector->hasAnnotation('PasswordConfirmationRequired')) {
+			$user = $this->userSession->getUser();
+			$backendClassName = '';
+			if ($user !== null) {
+				$backendClassName = $user->getBackendClassName();
+			}
+
+			$lastConfirm = (int) $this->session->get('last-password-confirm');
+			// we can't check the password against a SAML backend, so skip password confirmation in this case
+			if ($backendClassName !== 'user_saml' && $lastConfirm < ($this->timeFactory->getTime() - (30 * 60 + 15))) { // allow 15 seconds delay
+				throw new NotConfirmedException();
+			}
+		}
+	}
+}
diff --git a/lib/private/AppFramework/Middleware/Security/SecurityMiddleware.php b/lib/private/AppFramework/Middleware/Security/SecurityMiddleware.php
index ecd7b1bad5e..c147b5b2475 100644
--- a/lib/private/AppFramework/Middleware/Security/SecurityMiddleware.php
+++ b/lib/private/AppFramework/Middleware/Security/SecurityMiddleware.php
@@ -33,7 +33,6 @@ namespace OC\AppFramework\Middleware\Security;
 use OC\AppFramework\Middleware\Security\Exceptions\AppNotEnabledException;
 use OC\AppFramework\Middleware\Security\Exceptions\CrossSiteRequestForgeryException;
 use OC\AppFramework\Middleware\Security\Exceptions\NotAdminException;
-use OC\AppFramework\Middleware\Security\Exceptions\NotConfirmedException;
 use OC\AppFramework\Middleware\Security\Exceptions\NotLoggedInException;
 use OC\AppFramework\Middleware\Security\Exceptions\StrictCookieMissingException;
 use OC\AppFramework\Utility\ControllerMethodReflector;
@@ -50,7 +49,6 @@ use OCP\AppFramework\Http\Response;
 use OCP\AppFramework\Http\JSONResponse;
 use OCP\AppFramework\OCSController;
 use OCP\INavigationManager;
-use OCP\ISession;
 use OCP\IURLGenerator;
 use OCP\IRequest;
 use OCP\ILogger;
@@ -77,8 +75,6 @@ class SecurityMiddleware extends Middleware {
 	private $urlGenerator;
 	/** @var ILogger */
 	private $logger;
-	/** @var ISession */
-	private $session;
 	/** @var bool */
 	private $isLoggedIn;
 	/** @var bool */
@@ -98,7 +94,6 @@ class SecurityMiddleware extends Middleware {
 	 * @param INavigationManager $navigationManager
 	 * @param IURLGenerator $urlGenerator
 	 * @param ILogger $logger
-	 * @param ISession $session
 	 * @param string $appName
 	 * @param bool $isLoggedIn
 	 * @param bool $isAdminUser
@@ -112,21 +107,20 @@ class SecurityMiddleware extends Middleware {
 								INavigationManager $navigationManager,
 								IURLGenerator $urlGenerator,
 								ILogger $logger,
-								ISession $session,
 								$appName,
 								$isLoggedIn,
 								$isAdminUser,
 								ContentSecurityPolicyManager $contentSecurityPolicyManager,
 								CsrfTokenManager $csrfTokenManager,
 								ContentSecurityPolicyNonceManager $cspNonceManager,
-								IAppManager $appManager) {
+								IAppManager $appManager
+	) {
 		$this->navigationManager = $navigationManager;
 		$this->request = $request;
 		$this->reflector = $reflector;
 		$this->appName = $appName;
 		$this->urlGenerator = $urlGenerator;
 		$this->logger = $logger;
-		$this->session = $session;
 		$this->isLoggedIn = $isLoggedIn;
 		$this->isAdminUser = $isAdminUser;
 		$this->contentSecurityPolicyManager = $contentSecurityPolicyManager;
@@ -163,13 +157,6 @@ class SecurityMiddleware extends Middleware {
 			}
 		}
 
-		if ($this->reflector->hasAnnotation('PasswordConfirmationRequired')) {
-			$lastConfirm = (int) $this->session->get('last-password-confirm');
-			if ($lastConfirm < (time() - (30 * 60 + 15))) { // allow 15 seconds delay
-				throw new NotConfirmedException();
-			}
-		}
-
 		// Check for strict cookie requirement
 		if($this->reflector->hasAnnotation('StrictCookieRequired') || !$this->reflector->hasAnnotation('NoCSRFRequired')) {
 			if(!$this->request->passesStrictCookieCheck()) {
diff --git a/lib/private/Template/JSConfigHelper.php b/lib/private/Template/JSConfigHelper.php
index 551fc3b9b0d..bdb747e1c9f 100644
--- a/lib/private/Template/JSConfigHelper.php
+++ b/lib/private/Template/JSConfigHelper.php
@@ -101,8 +101,10 @@ class JSConfigHelper {
 
 		if ($this->currentUser !== null) {
 			$uid = $this->currentUser->getUID();
+			$userBackend = $this->currentUser->getBackendClassName();
 		} else {
 			$uid = null;
+			$userBackend = '';
 		}
 
 		// Get the config
@@ -147,6 +149,7 @@ class JSConfigHelper {
 		$array = [
 			"oc_debug" => $this->config->getSystemValue('debug', false) ? 'true' : 'false',
 			"oc_isadmin" => $this->groupManager->isAdmin($uid) ? 'true' : 'false',
+			"backendAllowsPasswordConfirmation" => $userBackend === 'user_saml'? 'false' : 'true',
 			"oc_dataURL" => is_string($dataLocation) ? "\"".$dataLocation."\"" : 'false',
 			"oc_webroot" => "\"".\OC::$WEBROOT."\"",
 			"oc_appswebroots" =>  str_replace('\\/', '/', json_encode($apps_paths)), // Ugly unescape slashes waiting for better solution
diff --git a/tests/lib/AppFramework/Middleware/Security/PasswordConfirmationMiddlewareTest.php b/tests/lib/AppFramework/Middleware/Security/PasswordConfirmationMiddlewareTest.php
new file mode 100644
index 00000000000..2c610736f4a
--- /dev/null
+++ b/tests/lib/AppFramework/Middleware/Security/PasswordConfirmationMiddlewareTest.php
@@ -0,0 +1,129 @@
+<?php
+/**
+ * @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @author Roeland Jago Douma <roeland@famdouma.nl>
+ *
+ * @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 <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace Test\AppFramework\Middleware\Security;
+
+use OC\AppFramework\Middleware\Security\Exceptions\NotConfirmedException;
+use OC\AppFramework\Middleware\Security\PasswordConfirmationMiddleware;
+use OC\AppFramework\Utility\ControllerMethodReflector;
+use OCP\AppFramework\Controller;
+use OCP\AppFramework\Utility\ITimeFactory;
+use OCP\ISession;
+use OCP\IUser;
+use OCP\IUserSession;
+use Test\TestCase;
+
+class PasswordConfirmationMiddlewareTest extends TestCase {
+	/** @var ControllerMethodReflector */
+	private $reflector;
+	/** @var ISession|\PHPUnit_Framework_MockObject_MockObject */
+	private $session;
+	/** @var IUserSession|\PHPUnit_Framework_MockObject_MockObject */
+	private $userSession;
+	/** @var IUser|\PHPUnit_Framework_MockObject_MockObject */
+	private $user;
+	/** @var PasswordConfirmationMiddleware */
+	private $middleware;
+	/** @var Controller */
+	private $contoller;
+	/** @var ITimeFactory|\PHPUnit_Framework_MockObject_MockObject */
+	private $timeFactory;
+
+	protected function setUp() {
+		$this->reflector = new ControllerMethodReflector();
+		$this->session = $this->createMock(ISession::class);
+		$this->userSession = $this->createMock(IUserSession::class);
+		$this->user = $this->createMock(IUser::class);
+		$this->contoller = $this->createMock(Controller::class);
+		$this->timeFactory = $this->createMock(ITimeFactory::class);
+
+		$this->middleware = new PasswordConfirmationMiddleware(
+			$this->reflector,
+			$this->session,
+			$this->userSession,
+			$this->timeFactory
+		);
+	}
+
+	public function testNoAnnotation() {
+		$this->reflector->reflect(__CLASS__, __FUNCTION__);
+		$this->session->expects($this->never())
+			->method($this->anything());
+		$this->userSession->expects($this->never())
+			->method($this->anything());
+
+		$this->middleware->beforeController($this->contoller, __FUNCTION__);
+	}
+
+	/**
+	 * @TestAnnotation
+	 */
+	public function testDifferentAnnotation() {
+		$this->reflector->reflect(__CLASS__, __FUNCTION__);
+		$this->session->expects($this->never())
+			->method($this->anything());
+		$this->userSession->expects($this->never())
+			->method($this->anything());
+
+		$this->middleware->beforeController($this->contoller, __FUNCTION__);
+	}
+
+	/**
+	 * @PasswordConfirmationRequired
+	 * @dataProvider testProvider
+	 */
+	public function testAnnotation($backend, $lastConfirm, $currentTime, $exception) {
+		$this->reflector->reflect(__CLASS__, __FUNCTION__);
+
+		$this->user->method('getBackendClassName')
+			->willReturn($backend);
+		$this->userSession->method('getUser')
+			->willReturn($this->user);
+
+		$this->session->method('get')
+			->with('last-password-confirm')
+			->willReturn($lastConfirm);
+
+		$this->timeFactory->method('getTime')
+			->willReturn($currentTime);
+
+		$thrown = false;
+		try {
+			$this->middleware->beforeController($this->contoller, __FUNCTION__);
+		} catch (NotConfirmedException $e) {
+			$thrown = true;
+		}
+
+		$this->assertSame($exception, $thrown);
+	}
+
+	public function testProvider() {
+		return [
+			['foo', 2000, 4000, true],
+			['foo', 2000, 3000, false],
+			['user_saml', 2000, 4000, false],
+			['user_saml', 2000, 3000, false],
+			['foo', 2000, 3815, false],
+			['foo', 2000, 3816, true],
+		];
+	}
+}
diff --git a/tests/lib/AppFramework/Middleware/Security/SecurityMiddlewareTest.php b/tests/lib/AppFramework/Middleware/Security/SecurityMiddlewareTest.php
index 6b311c7ae15..151d6935e7f 100644
--- a/tests/lib/AppFramework/Middleware/Security/SecurityMiddlewareTest.php
+++ b/tests/lib/AppFramework/Middleware/Security/SecurityMiddlewareTest.php
@@ -50,6 +50,8 @@ use OCP\INavigationManager;
 use OCP\IRequest;
 use OCP\ISession;
 use OCP\IURLGenerator;
+use OCP\IUser;
+use OCP\IUserSession;
 use OCP\Security\ISecureRandom;
 
 class SecurityMiddlewareTest extends \Test\TestCase {
@@ -62,8 +64,6 @@ class SecurityMiddlewareTest extends \Test\TestCase {
 	private $secException;
 	/** @var SecurityException */
 	private $secAjaxException;
-	/** @var ISession|\PHPUnit_Framework_MockObject_MockObject */
-	private $session;
 	/** @var IRequest|\PHPUnit_Framework_MockObject_MockObject */
 	private $request;
 	/** @var ControllerMethodReflector */
@@ -82,6 +82,8 @@ class SecurityMiddlewareTest extends \Test\TestCase {
 	private $cspNonceManager;
 	/** @var IAppManager|\PHPUnit_Framework_MockObject_MockObject */
 	private $appManager;
+	/** @var IUserSession|\PHPUnit_Framework_MockObject_MockObject */
+	private $userSession;
 
 	protected function setUp() {
 		parent::setUp();
@@ -91,7 +93,6 @@ class SecurityMiddlewareTest extends \Test\TestCase {
 		$this->logger = $this->createMock(ILogger::class);
 		$this->navigationManager = $this->createMock(INavigationManager::class);
 		$this->urlGenerator = $this->createMock(IURLGenerator::class);
-		$this->session = $this->createMock(ISession::class);
 		$this->request = $this->createMock(IRequest::class);
 		$this->contentSecurityPolicyManager = $this->createMock(ContentSecurityPolicyManager::class);
 		$this->csrfTokenManager = $this->createMock(CsrfTokenManager::class);
@@ -117,7 +118,6 @@ class SecurityMiddlewareTest extends \Test\TestCase {
 			$this->navigationManager,
 			$this->urlGenerator,
 			$this->logger,
-			$this->session,
 			'files',
 			$isLoggedIn,
 			$isAdminUser,