diff --git a/apps/files_external/3rdparty/.gitignore b/apps/files_external/3rdparty/.gitignore
index a7913dd430..ce8b521ff5 100644
--- a/apps/files_external/3rdparty/.gitignore
+++ b/apps/files_external/3rdparty/.gitignore
@@ -1,6 +1,7 @@
 example.php
 icewind/smb/tests
 icewind/smb/install_libsmbclient.sh
+icewind/smb/Makefile
 icewind/smb/.travis.yml
 icewind/smb/.scrutinizer.yml
 icewind/streams/tests
diff --git a/apps/files_external/3rdparty/composer.json b/apps/files_external/3rdparty/composer.json
index b556de7c39..99e9a81e6a 100644
--- a/apps/files_external/3rdparty/composer.json
+++ b/apps/files_external/3rdparty/composer.json
@@ -8,7 +8,7 @@
 		"classmap-authoritative": true
 	},
 	"require": {
-		"icewind/smb": "2.0.4",
+		"icewind/smb": "2.0.5",
 		"icewind/streams": "0.5.2"
 	}
 }
diff --git a/apps/files_external/3rdparty/composer.lock b/apps/files_external/3rdparty/composer.lock
index 2ec6ee94c8..6bdf1959dd 100644
--- a/apps/files_external/3rdparty/composer.lock
+++ b/apps/files_external/3rdparty/composer.lock
@@ -4,20 +4,20 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "8b87ff18cd1c30945c631607fbfbf8b7",
+    "content-hash": "eaf0f7c6a692656b30a592fe47024ed4",
     "packages": [
         {
             "name": "icewind/smb",
-            "version": "v2.0.4",
+            "version": "v2.0.5",
             "source": {
                 "type": "git",
                 "url": "https://github.com/icewind1991/SMB.git",
-                "reference": "f258947a6f840cc9655ba81744872f9bb292a7dd"
+                "reference": "b888dd81bd05532677e1469849d9065011256a33"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/icewind1991/SMB/zipball/f258947a6f840cc9655ba81744872f9bb292a7dd",
-                "reference": "f258947a6f840cc9655ba81744872f9bb292a7dd",
+                "url": "https://api.github.com/repos/icewind1991/SMB/zipball/b888dd81bd05532677e1469849d9065011256a33",
+                "reference": "b888dd81bd05532677e1469849d9065011256a33",
                 "shasum": ""
             },
             "require": {
@@ -45,7 +45,7 @@
                 }
             ],
             "description": "php wrapper for smbclient and libsmbclient-php",
-            "time": "2018-01-19T14:36:36+00:00"
+            "time": "2018-03-28T13:51:31+00:00"
         },
         {
             "name": "icewind/streams",
diff --git a/apps/files_external/3rdparty/composer/autoload_classmap.php b/apps/files_external/3rdparty/composer/autoload_classmap.php
index d51895234b..b4a1d64eb0 100644
--- a/apps/files_external/3rdparty/composer/autoload_classmap.php
+++ b/apps/files_external/3rdparty/composer/autoload_classmap.php
@@ -72,20 +72,21 @@ return array(
     'Icewind\\Streams\\PathWrapper' => $vendorDir . '/icewind/streams/src/PathWrapper.php',
     'Icewind\\Streams\\RetryWrapper' => $vendorDir . '/icewind/streams/src/RetryWrapper.php',
     'Icewind\\Streams\\SeekableWrapper' => $vendorDir . '/icewind/streams/src/SeekableWrapper.php',
-    'Icewind\\Streams\\Tests\\CallbackWrapper' => $vendorDir . '/icewind/streams/tests/CallbackWrapper.php',
+    'Icewind\\Streams\\Tests\\CallbackWrapperTest' => $vendorDir . '/icewind/streams/tests/CallbackWrapperTest.php',
+    'Icewind\\Streams\\Tests\\CountWrapperTest' => $vendorDir . '/icewind/streams/tests/CountWrapperTest.php',
     'Icewind\\Streams\\Tests\\DirectoryFilter' => $vendorDir . '/icewind/streams/tests/DirectoryFilter.php',
     'Icewind\\Streams\\Tests\\DirectoryWrapper' => $vendorDir . '/icewind/streams/tests/DirectoryWrapper.php',
     'Icewind\\Streams\\Tests\\DirectoryWrapperDummy' => $vendorDir . '/icewind/streams/tests/DirectoryWrapper.php',
     'Icewind\\Streams\\Tests\\DirectoryWrapperNull' => $vendorDir . '/icewind/streams/tests/DirectoryWrapper.php',
     'Icewind\\Streams\\Tests\\FailWrapper' => $vendorDir . '/icewind/streams/tests/RetryWrapper.php',
     'Icewind\\Streams\\Tests\\IteratorDirectory' => $vendorDir . '/icewind/streams/tests/IteratorDirectory.php',
-    'Icewind\\Streams\\Tests\\NullWrapper' => $vendorDir . '/icewind/streams/tests/NullWrapper.php',
+    'Icewind\\Streams\\Tests\\NullWrapperTest' => $vendorDir . '/icewind/streams/tests/NullWrapperTest.php',
     'Icewind\\Streams\\Tests\\PartialWrapper' => $vendorDir . '/icewind/streams/tests/RetryWrapper.php',
     'Icewind\\Streams\\Tests\\PathWrapper' => $vendorDir . '/icewind/streams/tests/PathWrapper.php',
-    'Icewind\\Streams\\Tests\\RetryWrapper' => $vendorDir . '/icewind/streams/tests/RetryWrapper.php',
+    'Icewind\\Streams\\Tests\\RetryWrapperTest' => $vendorDir . '/icewind/streams/tests/RetryWrapper.php',
     'Icewind\\Streams\\Tests\\SeekableWrapper' => $vendorDir . '/icewind/streams/tests/SeekableWrapper.php',
     'Icewind\\Streams\\Tests\\UrlCallBack' => $vendorDir . '/icewind/streams/tests/UrlCallBack.php',
-    'Icewind\\Streams\\Tests\\Wrapper' => $vendorDir . '/icewind/streams/tests/Wrapper.php',
+    'Icewind\\Streams\\Tests\\WrapperTest' => $vendorDir . '/icewind/streams/tests/WrapperTest.php',
     'Icewind\\Streams\\Url' => $vendorDir . '/icewind/streams/src/Url.php',
     'Icewind\\Streams\\UrlCallback' => $vendorDir . '/icewind/streams/src/UrlCallBack.php',
     'Icewind\\Streams\\Wrapper' => $vendorDir . '/icewind/streams/src/Wrapper.php',
diff --git a/apps/files_external/3rdparty/composer/autoload_static.php b/apps/files_external/3rdparty/composer/autoload_static.php
index 51739b6b6c..68698ad1bf 100644
--- a/apps/files_external/3rdparty/composer/autoload_static.php
+++ b/apps/files_external/3rdparty/composer/autoload_static.php
@@ -102,20 +102,21 @@ class ComposerStaticInit98fe9b281934250b3a93f69a5ce843b3
         'Icewind\\Streams\\PathWrapper' => __DIR__ . '/..' . '/icewind/streams/src/PathWrapper.php',
         'Icewind\\Streams\\RetryWrapper' => __DIR__ . '/..' . '/icewind/streams/src/RetryWrapper.php',
         'Icewind\\Streams\\SeekableWrapper' => __DIR__ . '/..' . '/icewind/streams/src/SeekableWrapper.php',
-        'Icewind\\Streams\\Tests\\CallbackWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/CallbackWrapper.php',
+        'Icewind\\Streams\\Tests\\CallbackWrapperTest' => __DIR__ . '/..' . '/icewind/streams/tests/CallbackWrapperTest.php',
+        'Icewind\\Streams\\Tests\\CountWrapperTest' => __DIR__ . '/..' . '/icewind/streams/tests/CountWrapperTest.php',
         'Icewind\\Streams\\Tests\\DirectoryFilter' => __DIR__ . '/..' . '/icewind/streams/tests/DirectoryFilter.php',
         'Icewind\\Streams\\Tests\\DirectoryWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/DirectoryWrapper.php',
         'Icewind\\Streams\\Tests\\DirectoryWrapperDummy' => __DIR__ . '/..' . '/icewind/streams/tests/DirectoryWrapper.php',
         'Icewind\\Streams\\Tests\\DirectoryWrapperNull' => __DIR__ . '/..' . '/icewind/streams/tests/DirectoryWrapper.php',
         'Icewind\\Streams\\Tests\\FailWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/RetryWrapper.php',
         'Icewind\\Streams\\Tests\\IteratorDirectory' => __DIR__ . '/..' . '/icewind/streams/tests/IteratorDirectory.php',
-        'Icewind\\Streams\\Tests\\NullWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/NullWrapper.php',
+        'Icewind\\Streams\\Tests\\NullWrapperTest' => __DIR__ . '/..' . '/icewind/streams/tests/NullWrapperTest.php',
         'Icewind\\Streams\\Tests\\PartialWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/RetryWrapper.php',
         'Icewind\\Streams\\Tests\\PathWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/PathWrapper.php',
-        'Icewind\\Streams\\Tests\\RetryWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/RetryWrapper.php',
+        'Icewind\\Streams\\Tests\\RetryWrapperTest' => __DIR__ . '/..' . '/icewind/streams/tests/RetryWrapper.php',
         'Icewind\\Streams\\Tests\\SeekableWrapper' => __DIR__ . '/..' . '/icewind/streams/tests/SeekableWrapper.php',
         'Icewind\\Streams\\Tests\\UrlCallBack' => __DIR__ . '/..' . '/icewind/streams/tests/UrlCallBack.php',
-        'Icewind\\Streams\\Tests\\Wrapper' => __DIR__ . '/..' . '/icewind/streams/tests/Wrapper.php',
+        'Icewind\\Streams\\Tests\\WrapperTest' => __DIR__ . '/..' . '/icewind/streams/tests/WrapperTest.php',
         'Icewind\\Streams\\Url' => __DIR__ . '/..' . '/icewind/streams/src/Url.php',
         'Icewind\\Streams\\UrlCallback' => __DIR__ . '/..' . '/icewind/streams/src/UrlCallBack.php',
         'Icewind\\Streams\\Wrapper' => __DIR__ . '/..' . '/icewind/streams/src/Wrapper.php',
diff --git a/apps/files_external/3rdparty/composer/installed.json b/apps/files_external/3rdparty/composer/installed.json
index 640bebc917..61929b065a 100644
--- a/apps/files_external/3rdparty/composer/installed.json
+++ b/apps/files_external/3rdparty/composer/installed.json
@@ -1,17 +1,17 @@
 [
     {
         "name": "icewind/smb",
-        "version": "v2.0.4",
-        "version_normalized": "2.0.4.0",
+        "version": "v2.0.5",
+        "version_normalized": "2.0.5.0",
         "source": {
             "type": "git",
             "url": "https://github.com/icewind1991/SMB.git",
-            "reference": "f258947a6f840cc9655ba81744872f9bb292a7dd"
+            "reference": "b888dd81bd05532677e1469849d9065011256a33"
         },
         "dist": {
             "type": "zip",
-            "url": "https://api.github.com/repos/icewind1991/SMB/zipball/f258947a6f840cc9655ba81744872f9bb292a7dd",
-            "reference": "f258947a6f840cc9655ba81744872f9bb292a7dd",
+            "url": "https://api.github.com/repos/icewind1991/SMB/zipball/b888dd81bd05532677e1469849d9065011256a33",
+            "reference": "b888dd81bd05532677e1469849d9065011256a33",
             "shasum": ""
         },
         "require": {
@@ -21,7 +21,7 @@
         "require-dev": {
             "phpunit/phpunit": "^4.8"
         },
-        "time": "2018-01-19T14:36:36+00:00",
+        "time": "2018-03-28T13:51:31+00:00",
         "type": "library",
         "installation-source": "source",
         "autoload": {
diff --git a/apps/files_external/3rdparty/icewind/smb/src/Connection.php b/apps/files_external/3rdparty/icewind/smb/src/Connection.php
index 0196231b08..661a361ec5 100644
--- a/apps/files_external/3rdparty/icewind/smb/src/Connection.php
+++ b/apps/files_external/3rdparty/icewind/smb/src/Connection.php
@@ -34,10 +34,14 @@ class Connection extends RawConnection {
 		parent::write($input . PHP_EOL);
 	}
 
+	/**
+	 * @throws ConnectException
+	 */
 	public function clearTillPrompt() {
 		$this->write('');
 		do {
 			$promptLine = $this->readLine();
+			$this->parser->checkConnectionError($promptLine);
 		} while (!$this->isPrompt($promptLine));
 		$this->write('');
 		$this->readLine();
diff --git a/apps/files_external/3rdparty/icewind/smb/src/Exception/InvalidArgumentException.php b/apps/files_external/3rdparty/icewind/smb/src/Exception/InvalidArgumentException.php
new file mode 100644
index 0000000000..f12bb3a348
--- /dev/null
+++ b/apps/files_external/3rdparty/icewind/smb/src/Exception/InvalidArgumentException.php
@@ -0,0 +1,10 @@
+<?php
+/**
+ * Copyright (c) 2014 Robin Appelman <icewind@owncloud.com>
+ * This file is licensed under the Licensed under the MIT license:
+ * http://opensource.org/licenses/MIT
+ */
+
+namespace Icewind\SMB\Exception;
+
+class InvalidArgumentException extends InvalidRequestException {}
diff --git a/apps/files_external/3rdparty/icewind/smb/src/Parser.php b/apps/files_external/3rdparty/icewind/smb/src/Parser.php
index 3142f9c29e..a30032178b 100644
--- a/apps/files_external/3rdparty/icewind/smb/src/Parser.php
+++ b/apps/files_external/3rdparty/icewind/smb/src/Parser.php
@@ -81,6 +81,7 @@ class Parser {
 	 * @throws AuthenticationException
 	 * @throws InvalidHostException
 	 * @throws NoLoginServerException
+	 * @throws AccessDeniedException
 	 */
 	public function checkConnectionError($line) {
 		$line = rtrim($line, ')');
@@ -99,6 +100,9 @@ class Parser {
 		if (substr($line, -26) === ErrorCodes::NoLogonServers) {
 			throw new NoLoginServerException('No login server');
 		}
+		if (substr($line, -23) === ErrorCodes::AccessDenied) {
+			throw new AccessDeniedException('Access denied');
+		}
 	}
 
 	public function parseMode($mode) {
@@ -133,7 +137,7 @@ class Parser {
 		return [
 			'mtime' => strtotime($data['write_time']),
 			'mode'  => hexdec(substr($data['attributes'], strpos($data['attributes'], '('), -1)),
-			'size'  => isset($data['stream']) ? intval(explode(' ', $data['stream'])[1]) : 0
+			'size'  => isset($data['stream']) ? (int)(explode(' ', $data['stream'])[1]) : 0
 		];
 	}
 
diff --git a/apps/files_external/3rdparty/icewind/smb/src/Share.php b/apps/files_external/3rdparty/icewind/smb/src/Share.php
index 8f1dace2be..be1ba02550 100644
--- a/apps/files_external/3rdparty/icewind/smb/src/Share.php
+++ b/apps/files_external/3rdparty/icewind/smb/src/Share.php
@@ -370,8 +370,7 @@ class Share extends AbstractShare {
 	protected function execute($command) {
 		$this->connect();
 		$this->connection->write($command . PHP_EOL);
-		$output = $this->connection->read();
-		return $output;
+		return $this->connection->read();
 	}
 
 	/**