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Fix security vulnerability in admin modules

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- The Module\BaseAdmin::post method checked credentials but didn't abort the process when it failed
- Created Module\BaseAdmin::checkAdminAccess method
This commit is contained in:
Hypolite Petovan 2020-09-08 10:44:27 -04:00
parent 9bc2c5a52e
commit 3efa8648c5
12 changed files with 29 additions and 36 deletions
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2
src/Module/Admin/Addons/Details.php
View file

@ -32,7 +32,7 @@ class Details extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
$addon = Strings::sanitizeFilePathItem($parameters['addon']);

2
src/Module/Admin/Blocklist/Contact.php
View file

@ -32,7 +32,7 @@ class Contact extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
self::checkFormSecurityTokenRedirectOnError('/admin/blocklist/contact', 'admin_contactblock');

2
src/Module/Admin/Blocklist/Server.php
View file

@ -30,7 +30,7 @@ class Server extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
if (empty($_POST['page_blocklist_save']) && empty($_POST['page_blocklist_edit'])) {
return;

2
src/Module/Admin/Features.php
View file

@ -30,7 +30,7 @@ class Features extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
self::checkFormSecurityTokenRedirectOnError('/admin/features', 'admin_manage_features');

2
src/Module/Admin/Item/Delete.php
View file

@ -31,7 +31,7 @@ class Delete extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
if (empty($_POST['page_deleteitem_submit'])) {
return;

2
src/Module/Admin/Logs/Settings.php
View file

@ -31,7 +31,7 @@ class Settings extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
if (empty($_POST['page_logs'])) {
return;

2
src/Module/Admin/PhpInfo.php
View file

@ -27,7 +27,7 @@ class PhpInfo extends BaseAdmin
{
public static function rawContent(array $parameters = [])
{
parent::rawContent($parameters);
self::checkAdminAccess();
phpinfo();
exit();

2
src/Module/Admin/Site.php
View file

@ -43,7 +43,7 @@ class Site extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
self::checkFormSecurityTokenRedirectOnError('/admin/site', 'admin_site');

2
src/Module/Admin/Themes/Embed.php
View file

@ -38,7 +38,7 @@ class Embed extends BaseAdmin
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
$theme = Strings::sanitizeFilePathItem($parameters['theme']);
if (is_file("view/theme/$theme/config.php")) {

2
src/Module/Admin/Tos.php
View file

@ -29,7 +29,7 @@ class Tos extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
if (empty($_POST['page_tos'])) {
return;

2
src/Module/Admin/Users.php
View file

@ -34,7 +34,7 @@ class Users extends BaseAdmin
{
public static function post(array $parameters = [])
{
parent::post($parameters);
self::checkAdminAccess();
self::checkFormSecurityTokenRedirectOnError('/admin/users', 'admin_users');

43
src/Module/BaseAdmin.php
View file

@ -26,7 +26,7 @@ use Friendica\Core\Addon;
use Friendica\Core\Renderer;
use Friendica\Core\Session;
use Friendica\DI;
use Friendica\Network\HTTPException\ForbiddenException;
use Friendica\Network\HTTPException;
require_once 'boot.php';
@ -42,42 +42,35 @@ require_once 'boot.php';
*/
abstract class BaseAdmin extends BaseModule
{
public static function post(array $parameters = [])
/**
* @param bool $interactive
* @throws HTTPException\ForbiddenException
* @throws HTTPException\InternalServerErrorException
*/
public static function checkAdminAccess(bool $interactive = false)
{
if (!is_site_admin()) {
return;
if (!local_user()) {
if ($interactive) {
notice(DI::l10n()->t('Please login to continue.'));
Session::set('return_path', DI::args()->getQueryString());
DI::baseUrl()->redirect('login');
} else {
throw new HTTPException\UnauthorizedException(DI::l10n()->t('Please login to continue.'));
}
}
// do not allow a page manager to access the admin panel at all.
if (!empty($_SESSION['submanage'])) {
return;
}
}
public static function rawContent(array $parameters = [])
{
if (!is_site_admin()) {
return '';
throw new HTTPException\ForbiddenException(DI::l10n()->t('You don\'t have access to administration pages.'));
}
if (!empty($_SESSION['submanage'])) {
return '';
throw new HTTPException\ForbiddenException(DI::l10n()->t('Submanaged account can\'t access the administation pages. Please log back in as the main account.'));
}
return '';
}
public static function content(array $parameters = [])
{
if (!is_site_admin()) {
notice(DI::l10n()->t('Please login to continue.'));
Session::set('return_path', DI::args()->getQueryString());
DI::baseUrl()->redirect('login');
}
if (!empty($_SESSION['submanage'])) {
throw new ForbiddenException(DI::l10n()->t('Submanaged account can\'t access the administation pages. Please log back in as the main account.'));
}
self::checkAdminAccess(true);
// Header stuff
DI::page()['htmlhead'] .= Renderer::replaceMacros(Renderer::getMarkupTemplate('admin/settings_head.tpl'), []);