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-rw-r--r--lib/base.php104
1 files changed, 86 insertions, 18 deletions
diff --git a/lib/base.php b/lib/base.php
index e77a07239c4..84ec0c2c5fe 100644
--- a/lib/base.php
+++ b/lib/base.php
@@ -66,27 +66,27 @@ class OC {
*/
public static $CLASSPATH = array();
/**
- * The installation path for owncloud on the server (e.g. /srv/http/owncloud)
+ * The installation path for Nextcloud on the server (e.g. /srv/http/nextcloud)
*/
public static $SERVERROOT = '';
/**
- * the current request path relative to the owncloud root (e.g. files/index.php)
+ * the current request path relative to the Nextcloud root (e.g. files/index.php)
*/
private static $SUBURI = '';
/**
- * the owncloud root path for http requests (e.g. owncloud/)
+ * the Nextcloud root path for http requests (e.g. nextcloud/)
*/
public static $WEBROOT = '';
/**
- * The installation path of the 3rdparty folder on the server (e.g. /srv/http/owncloud/3rdparty)
+ * The installation path of the 3rdparty folder on the server (e.g. /srv/http/nextcloud/3rdparty)
*/
public static $THIRDPARTYROOT = '';
/**
- * the root path of the 3rdparty folder for http requests (e.g. owncloud/3rdparty)
+ * the root path of the 3rdparty folder for http requests (e.g. nextcloud/3rdparty)
*/
public static $THIRDPARTYWEBROOT = '';
/**
- * The installation path array of the apps folder on the server (e.g. /srv/http/owncloud) 'path' and
+ * The installation path array of the apps folder on the server (e.g. /srv/http/nextcloud) 'path' and
* web path in 'url'
*/
public static $APPSROOTS = array();
@@ -99,7 +99,7 @@ class OC {
public static $REQUESTEDAPP = '';
/**
- * check if ownCloud runs in cli mode
+ * check if Nextcloud runs in cli mode
*/
public static $CLI = false;
@@ -174,7 +174,7 @@ class OC {
OC::$WEBROOT = self::$config->getValue('overwritewebroot', '');
}
- // Resolve /owncloud to /owncloud/ to ensure to always have a trailing
+ // Resolve /nextcloud to /nextcloud/ to ensure to always have a trailing
// slash which is required by URL generation.
if($_SERVER['REQUEST_URI'] === \OC::$WEBROOT &&
substr($_SERVER['REQUEST_URI'], -1) !== '/') {
@@ -197,8 +197,8 @@ class OC {
}
}
if (empty(OC::$THIRDPARTYROOT) || !file_exists(OC::$THIRDPARTYROOT)) {
- throw new \RuntimeException('3rdparty directory not found! Please put the ownCloud 3rdparty'
- . ' folder in the ownCloud folder or the folder above.'
+ throw new \RuntimeException('3rdparty directory not found! Please put the Nextcloud 3rdparty'
+ . ' folder in the Nextcloud folder or the folder above.'
. ' You can also configure the location in the config.php file.');
}
@@ -223,15 +223,15 @@ class OC {
}
if (empty(OC::$APPSROOTS)) {
- throw new \RuntimeException('apps directory not found! Please put the ownCloud apps folder in the ownCloud folder'
+ throw new \RuntimeException('apps directory not found! Please put the Nextcloud apps folder in the Nextcloud folder'
. ' or the folder above. You can also configure the location in the config.php file.');
}
$paths = array();
foreach (OC::$APPSROOTS as $path) {
$paths[] = $path['path'];
if (!is_dir($path['path'])) {
- throw new \RuntimeException(sprintf('App directory "%s" not found! Please put the ownCloud apps folder in the'
- . ' ownCloud folder or the folder above. You can also configure the location in the'
+ throw new \RuntimeException(sprintf('App directory "%s" not found! Please put the Nextcloud apps folder in the'
+ . ' Nextcloud folder or the folder above. You can also configure the location in the'
. ' config.php file.', $path['path']));
}
}
@@ -398,7 +398,7 @@ class OC {
$ocVersion = \OCP\Util::getVersion();
$tmpl->assign('appsToUpgrade', $appManager->getAppsNeedingUpgrade($ocVersion));
$tmpl->assign('incompatibleAppsList', $appManager->getIncompatibleApps($ocVersion));
- $tmpl->assign('productName', 'ownCloud'); // for now
+ $tmpl->assign('productName', 'Nextcloud'); // for now
$tmpl->assign('oldTheme', $oldTheme);
$tmpl->assign('releaseNotes', $releaseNotes->getReleaseNotes($installedVersion, $currentVersion));
$tmpl->printPage();
@@ -408,7 +408,7 @@ class OC {
// prevents javascript from accessing php session cookies
ini_set('session.cookie_httponly', true);
- // set the cookie path to the ownCloud directory
+ // set the cookie path to the Nextcloud directory
$cookie_path = OC::$WEBROOT ? : '/';
ini_set('session.cookie_path', $cookie_path);
@@ -473,13 +473,77 @@ class OC {
}
/**
- * Try to set some values to the required ownCloud default
+ * Try to set some values to the required Nextcloud default
*/
public static function setRequiredIniValues() {
@ini_set('default_charset', 'UTF-8');
@ini_set('gd.jpeg_ignore_warning', 1);
}
+ /**
+ * Send the same site cookies
+ */
+ private static function sendSameSiteCookies() {
+ $cookieParams = session_get_cookie_params();
+ $secureCookie = ($cookieParams['secure'] === true) ? 'secure; ' : '';
+ $policies = [
+ 'lax',
+ 'strict',
+ ];
+ foreach($policies as $policy) {
+ header(
+ sprintf(
+ 'Set-Cookie: nc_sameSiteCookie%s=true; path=%s; httponly;' . $secureCookie . 'expires=Fri, 31-Dec-2100 23:59:59 GMT; SameSite=%s',
+ $policy,
+ $cookieParams['path'],
+ $policy
+ ),
+ false
+ );
+ }
+ }
+
+ /**
+ * Same Site cookie to further mitigate CSRF attacks. This cookie has to
+ * be set in every request if cookies are sent to add a second level of
+ * defense against CSRF.
+ *
+ * If the cookie is not sent this will set the cookie and reload the page.
+ * We use an additional cookie since we want to protect logout CSRF and
+ * also we can't directly interfere with PHP's session mechanism.
+ */
+ private static function performSameSiteCookieProtection() {
+ if(count($_COOKIE) > 0) {
+ $request = \OC::$server->getRequest();
+ $requestUri = $request->getScriptName();
+ $processingScript = explode('/', $requestUri);
+ $processingScript = $processingScript[count($processingScript)-1];
+
+ // For the "index.php" endpoint only a lax cookie is required.
+ if($processingScript === 'index.php') {
+ if(!$request->passesLaxCookieCheck()) {
+ self::sendSameSiteCookies();
+ header('Location: '.$_SERVER['REQUEST_URI']);
+ exit();
+ }
+ } else {
+ // All other endpoints require the lax and the strict cookie
+ if(!$request->passesStrictCookieCheck()) {
+ self::sendSameSiteCookies();
+ // Debug mode gets access to the resources without strict cookie
+ // due to the fact that the SabreDAV browser also lives there.
+ if(!\OC::$server->getConfig()->getSystemValue('debug', false)) {
+ http_response_code(\OCP\AppFramework\Http::STATUS_SERVICE_UNAVAILABLE);
+ exit();
+ }
+ }
+ }
+ } elseif(!isset($_COOKIE['nc_sameSiteCookielax']) || !isset($_COOKIE['nc_sameSiteCookiestrict'])) {
+ self::sendSameSiteCookies();
+ }
+ }
+
+
public static function init() {
// calculate the root directories
OC::$SERVERROOT = str_replace("\\", '/', substr(__DIR__, 0, -4));
@@ -513,7 +577,9 @@ class OC {
} catch (\RuntimeException $e) {
if (!self::$CLI) {
- OC_Response::setStatus(OC_Response::STATUS_SERVICE_UNAVAILABLE);
+ $claimedProtocol = strtoupper($_SERVER['SERVER_PROTOCOL']);
+ $protocol = in_array($claimedProtocol, ['HTTP/1.0', 'HTTP/1.1', 'HTTP/2']) ? $claimedProtocol : 'HTTP/1.1';
+ header($protocol . ' ' . OC_Response::STATUS_SERVICE_UNAVAILABLE);
}
// we can't use the template error page here, because this needs the
// DI container which isn't available yet
@@ -587,6 +653,8 @@ class OC {
ini_set('session.cookie_secure', true);
}
+ self::performSameSiteCookieProtection();
+
if (!defined('OC_CONSOLE')) {
$errors = OC_Util::checkServer(\OC::$server->getConfig());
if (count($errors) > 0) {
@@ -822,7 +890,7 @@ class OC {
// in the routing files of each app
OC::loadAppClassPaths();
- // Check if ownCloud is installed or in maintenance (update) mode
+ // Check if Nextcloud is installed or in maintenance (update) mode
if (!$systemConfig->getValue('installed', false)) {
\OC::$server->getSession()->clear();
$setupHelper = new OC\Setup(\OC::$server->getConfig(), \OC::$server->getIniWrapper(),
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-18 20:23:40 +0000