From 0b2c9b823c7b421d4305cb25a85074dbde14bc12 Mon Sep 17 00:00:00 2001
From: Vincent Petry <pvince81@owncloud.com>
Date: Thu, 21 Nov 2013 17:21:51 +0100
Subject: [PATCH] Prevent using root as mount point for external storage
Fixes #5981
---
apps/files_external/lib/config.php | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/apps/files_external/lib/config.php b/apps/files_external/lib/config.php
index 4364307651..de42fe2f75 100755
--- a/apps/files_external/lib/config.php
+++ b/apps/files_external/lib/config.php
@@ -266,6 +266,11 @@ class OC_Mount_Config {
$mountType,
$applicable,
$isPersonal = false) {
+ $mountPoint = OC\Files\Filesystem::normalizePath($mountPoint);
+ if ($mountPoint === '' || $mountPoint === '/') {
+ // can't mount at root
+ return false;
+ }
if ($isPersonal) {
// Verify that the mount point applies for the current user
// Prevent non-admin users from mounting local storage
--
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