From 75456b057d58f321b6b46bd4f5899aba8e13fb02 Mon Sep 17 00:00:00 2001 From: Roeland Jago Douma Date: Mon, 29 Oct 2018 22:12:18 +0100 Subject: [PATCH] Reset bruteforce on token refresh OAuth When using atoken obtained via OAuth the token expires. Resulting in brute force attempts hitting the requesting IP. This resets the brute force attempts for that UID on a valid refresh of the token. Signed-off-by: Roeland Jago Douma --- .../lib/Controller/OauthApiController.php | 10 ++++- .../Controller/OauthApiControllerTest.php | 40 ++++++++++++++++++- lib/private/Server.php | 3 +- 3 files changed, 50 insertions(+), 3 deletions(-) diff --git a/apps/oauth2/lib/Controller/OauthApiController.php b/apps/oauth2/lib/Controller/OauthApiController.php index 2083741fa0..978ca76d75 100644 --- a/apps/oauth2/lib/Controller/OauthApiController.php +++ b/apps/oauth2/lib/Controller/OauthApiController.php @@ -24,6 +24,7 @@ namespace OCA\OAuth2\Controller; use OC\Authentication\Exceptions\InvalidTokenException; use OC\Authentication\Token\ExpiredTokenException; use OC\Authentication\Token\IProvider as TokenProvider; +use OC\Security\Bruteforce\Throttler; use OCA\OAuth2\Db\AccessTokenMapper; use OCA\OAuth2\Db\ClientMapper; use OCA\OAuth2\Exceptions\AccessTokenNotFoundException; @@ -49,6 +50,8 @@ class OauthApiController extends Controller { private $secureRandom; /** @var ITimeFactory */ private $time; + /** @var Throttler */ + private $throttler; /** * @param string $appName @@ -59,6 +62,7 @@ class OauthApiController extends Controller { * @param TokenProvider $tokenProvider * @param ISecureRandom $secureRandom * @param ITimeFactory $time + * @param Throttler $throttler */ public function __construct($appName, IRequest $request, @@ -67,7 +71,8 @@ class OauthApiController extends Controller { ClientMapper $clientMapper, TokenProvider $tokenProvider, ISecureRandom $secureRandom, - ITimeFactory $time) { + ITimeFactory $time, + Throttler $throttler) { parent::__construct($appName, $request); $this->crypto = $crypto; $this->accessTokenMapper = $accessTokenMapper; @@ -75,6 +80,7 @@ class OauthApiController extends Controller { $this->tokenProvider = $tokenProvider; $this->secureRandom = $secureRandom; $this->time = $time; + $this->throttler = $throttler; } /** @@ -164,6 +170,8 @@ class OauthApiController extends Controller { $accessToken->setEncryptedToken($this->crypto->encrypt($newToken, $newCode)); $this->accessTokenMapper->update($accessToken); + $this->throttler->resetDelay($this->request->getRemoteAddress(), 'login', ['user' => $appToken->getUID()]); + return new JSONResponse( [ 'access_token' => $newToken, diff --git a/apps/oauth2/tests/Controller/OauthApiControllerTest.php b/apps/oauth2/tests/Controller/OauthApiControllerTest.php index 1074848597..7d5dc9be25 100644 --- a/apps/oauth2/tests/Controller/OauthApiControllerTest.php +++ b/apps/oauth2/tests/Controller/OauthApiControllerTest.php @@ -27,6 +27,7 @@ use OC\Authentication\Token\DefaultTokenMapper; use OC\Authentication\Token\ExpiredTokenException; use OC\Authentication\Token\IProvider as TokenProvider; use OC\Authentication\Token\IToken; +use OC\Security\Bruteforce\Throttler; use OCA\OAuth2\Controller\OauthApiController; use OCA\OAuth2\Db\AccessToken; use OCA\OAuth2\Db\AccessTokenMapper; @@ -57,6 +58,8 @@ class OauthApiControllerTest extends TestCase { private $secureRandom; /** @var ITimeFactory|\PHPUnit_Framework_MockObject_MockObject */ private $time; + /** @var Throttler|\PHPUnit_Framework_MockObject_MockObject */ + private $throttler; /** @var OauthApiController */ private $oauthApiController; @@ -70,6 +73,7 @@ class OauthApiControllerTest extends TestCase { $this->tokenProvider = $this->createMock(TokenProvider::class); $this->secureRandom = $this->createMock(ISecureRandom::class); $this->time = $this->createMock(ITimeFactory::class); + $this->throttler = $this->createMock(Throttler::class); $this->oauthApiController = new OauthApiController( 'oauth2', @@ -79,7 +83,8 @@ class OauthApiControllerTest extends TestCase { $this->clientMapper, $this->tokenProvider, $this->secureRandom, - $this->time + $this->time, + $this->throttler ); } @@ -286,6 +291,17 @@ class OauthApiControllerTest extends TestCase { 'user_id' => 'userId', ]); + $this->request->method('getRemoteAddress') + ->willReturn('1.2.3.4'); + + $this->throttler->expects($this->once()) + ->method('resetDelay') + ->with( + '1.2.3.4', + 'login', + ['user' => 'userId'] + ); + $this->assertEquals($expected, $this->oauthApiController->getToken('refresh_token', null, 'validrefresh', 'clientId', 'clientSecret')); } @@ -370,6 +386,17 @@ class OauthApiControllerTest extends TestCase { $this->request->server['PHP_AUTH_USER'] = 'clientId'; $this->request->server['PHP_AUTH_PW'] = 'clientSecret'; + $this->request->method('getRemoteAddress') + ->willReturn('1.2.3.4'); + + $this->throttler->expects($this->once()) + ->method('resetDelay') + ->with( + '1.2.3.4', + 'login', + ['user' => 'userId'] + ); + $this->assertEquals($expected, $this->oauthApiController->getToken('refresh_token', null, 'validrefresh', null, null)); } @@ -451,6 +478,17 @@ class OauthApiControllerTest extends TestCase { 'user_id' => 'userId', ]); + $this->request->method('getRemoteAddress') + ->willReturn('1.2.3.4'); + + $this->throttler->expects($this->once()) + ->method('resetDelay') + ->with( + '1.2.3.4', + 'login', + ['user' => 'userId'] + ); + $this->assertEquals($expected, $this->oauthApiController->getToken('refresh_token', null, 'validrefresh', 'clientId', 'clientSecret')); } } diff --git a/lib/private/Server.php b/lib/private/Server.php index 32d7705919..b40fd9f72b 100644 --- a/lib/private/Server.php +++ b/lib/private/Server.php @@ -758,7 +758,7 @@ class Server extends ServerContainer implements IServerContainer { $this->registerService('TrustedDomainHelper', function ($c) { return new TrustedDomainHelper($this->getConfig()); }); - $this->registerService('Throttler', function (Server $c) { + $this->registerService(Throttler::class, function (Server $c) { return new Throttler( $c->getDatabaseConnection(), new TimeFactory(), @@ -766,6 +766,7 @@ class Server extends ServerContainer implements IServerContainer { $c->getConfig() ); }); + $this->registerAlias('Throttler', Throttler::class); $this->registerService('IntegrityCodeChecker', function (Server $c) { // IConfig and IAppManager requires a working database. This code // might however be called when ownCloud is not yet setup.