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security-malware-firewall.php
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security-malware-firewall.php
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<?php
/*
Plugin Name: Security by CleanTalk
Plugin URI: https://wordpress.org/plugins/security-malware-firewall/
Description: Security & Malware scan by CleanTalk to protect your website from online threats and viruses. IP/Country FireWall, Web application FireWall. Detailed stats and logs to have full control.
Author: CleanTalk Security
Version: 2.138.1
Author URI: https://cleantalk.org
Text Domain: security-malware-firewall
Domain Path: /i18n
*/
use CleantalkSP\SpbctWP\Activator;
use CleantalkSP\SpbctWP\AdjustToEnvironmentModule\AdjustToEnvironmentHandler;
use CleantalkSP\SpbctWP\FSWatcher\SpbctWpFSWController as FSWatcherController;
use CleantalkSP\SpbctWP\DB;
use CleantalkSP\SpbctWP\Firewall\BFP;
use CleantalkSP\SpbctWP\Firewall\FW;
use CleantalkSP\SpbctWP\Cron as SpbcCron;
use CleantalkSP\SpbctWP\HTTP\CDNHeadersChecker;
use CleantalkSP\SpbctWP\RemoteCalls as SpbcRemoteCalls;
use CleantalkSP\SpbctWP\RenameLoginPage;
use CleantalkSP\SpbctWP\Sanitize;
use CleantalkSP\SpbctWP\Scanner\Stages\SignatureAnalysis\SignatureAnalysisFacade;
use CleantalkSP\SpbctWP\State;
use CleantalkSP\SpbctWP\Transaction;
use CleantalkSP\SpbctWP\Variables\Cookie;
use CleantalkSP\Updater\Updater;
use CleantalkSP\Updater\UpdaterScripts;
use CleantalkSP\Variables\Get;
use CleantalkSP\Variables\Post;
use CleantalkSP\Variables\Server;
use CleantalkSP\SpbctWP\Helpers\IP;
use CleantalkSP\SpbctWP\Helpers\HTTP;
use CleantalkSP\SpbctWP\API as SpbcAPI;
use CleantalkSP\SpbctWP\VulnerabilityAlarm\VulnerabilityAlarm;
// Prevent direct call
if ( ! defined('WPINC') ) {
die('Not allowed!');
}
// Getting version form main file (look above)
$plugin_info = get_file_data(__FILE__, array('Version' => 'Version', 'Name' => 'Plugin Name', 'Description' => 'Description'));
$plugin_version__agent = $plugin_info['Version'];
// Converts xxx.xxx.xx-dev to xxx.xxx.2xx
// And xxx.xxx.xx-fix to xxx.xxx.1xx
if ( preg_match('@^(\d+)\.(\d+)\.(\d{1,2})-(dev|fix)$@', $plugin_version__agent, $m) ) {
$plugin_version__agent = $m[1] . '.' . $m[2] . '.' . ($m[4] === 'dev' ? '2' : '1') . str_pad($m[3], 2, '0', STR_PAD_LEFT);
}
// Common params
define('SPBC_NAME', $plugin_info['Name']);
define('SPBC_VERSION', $plugin_info['Version']);
define('SPBC_AGENT', 'wordpress-security-' . $plugin_version__agent);
define('SPBC_USER_AGENT', 'Cleantalk-Security-Wordpress-Plugin/' . $plugin_info['Version']);
define('SPBC_API_URL', 'https://api.cleantalk.org'); //Api URL
define('SPBC_PLUGIN_DIR', dirname(__FILE__) . DIRECTORY_SEPARATOR); //System path. Plugin root folder with '/'.
define('SPBC_PLUGIN_BASE_NAME', plugin_basename(__FILE__)); //Plugin base name.
define(
'SPBC_PATH',
is_ssl()
? preg_replace('/^http(s)?/', 'https', plugins_url('', __FILE__))
: plugins_url('', __FILE__)
); //HTTP(S)? path. Plugin root folder without '/'.
// SSL Serttificate path
if ( ! defined('CLEANTALK_CASERT_PATH') ) {
define('CLEANTALK_CASERT_PATH', file_exists(ABSPATH . WPINC . '/certificates/ca-bundle.crt') ? ABSPATH . WPINC . '/certificates/ca-bundle.crt' : '');
}
// Options names
define('SPBC_DATA', 'spbc_data'); //Option name with different plugin data.
define('SPBC_SETTINGS', 'spbc_settings'); //Option name with plugin settings.
define('SPBC_NETWORK_SETTINGS', 'spbc_network_settings'); //Option name with plugin network settings.
define('SPBC_CRON', 'spbc_cron'); //Option name with scheduled tasks.
define('SPBC_ERRORS', 'spbc_errors'); //Option name with errors.
define('SPBC_DEBUG', 'spbc_debug'); //Option name with a debug data. Empty by default.
define('SPBC_PLUGINS', 'spbc_plugins'); //Option name with a debug data. Empty by default.
define('SPBC_THEMES', 'spbc_themes'); //Option name with a debug data. Empty by default.
// Different params
define('SPBC_REMOTE_CALL_SLEEP', 10); //Minimum time between remote call
define('SPBC_LAST_ACTIONS_TO_VIEW', 20); //Nubmer of last actions to show in plugin settings page.
// Auth params
define('SPBC_2FA_KEY_TTL', 600); // 2fa key lifetime in seconds
// DataBase params
global $wpdb;
define('SPBC_TBL_FIREWALL_DATA', $wpdb->base_prefix . 'spbc_firewall_data');
define('SPBC_TBL_FIREWALL_DATA_V4', SPBC_TBL_FIREWALL_DATA . '_v4');
define('SPBC_TBL_FIREWALL_DATA_V6', SPBC_TBL_FIREWALL_DATA . '_v6');
define('SPBC_TBL_FIREWALL_DATA__IPS', $wpdb->prefix . 'spbc_firewall__personal_ips');
define('SPBC_TBL_FIREWALL_DATA__IPS_V4', SPBC_TBL_FIREWALL_DATA__IPS . '_v4'); // Table with firewall IPS v4
define('SPBC_TBL_FIREWALL_DATA__IPS_V6', SPBC_TBL_FIREWALL_DATA__IPS . '_v6'); // Table with firewall IPS v6
define('SPBC_TBL_FIREWALL_DATA__COUNTRIES', $wpdb->prefix . 'spbc_firewall__personal_countries'); // Table with firewall countries.
define('SPBC_TBL_FIREWALL_LOG', $wpdb->prefix . 'spbc_firewall_logs'); // Table with firewall logs.
define('SPBC_TBL_SESSIONS', $wpdb->prefix . 'spbc_sessions'); // Alternative sessions table
define('SPBC_TBL_MONITORING_USERS', $wpdb->prefix . 'spbc_monitoring_users'); // Table with users monitoring data
define('SPBC_TBL_SECURITY_LOG', $wpdb->prefix . 'spbc_auth_logs'); // Table with security logs.
define('SPBC_TBL_TC_LOG', $wpdb->prefix . 'spbc_traffic_control_logs'); // Table with traffic control logs.
define('SPBC_TBL_BFP_BLOCKED', $wpdb->prefix . 'spbc_bfp_blocked'); // Table with traffic control logs.
define('SPBC_TBL_SCAN_FILES', $wpdb->base_prefix . 'spbc_scan_results'); // Table with scan results.
define('SPBC_TBL_SCAN_RESULTS_LOG', $wpdb->base_prefix . 'spbc_scan_results_log'); // Table with log of scan results.
define('SPBC_TBL_SCAN_LINKS', $wpdb->prefix . 'spbc_scan_links_logs'); // For links scanner. Results of scan.
define('SPBC_TBL_SCAN_FRONTEND', $wpdb->base_prefix . 'spbc_scan_frontend'); // For frontend scanner. Results of scan.
define('SPBC_TBL_SCAN_SIGNATURES', $wpdb->base_prefix . 'spbc_scan_signatures'); // For malware signatures.
define('SPBC_TBL_BACKUPED_FILES', $wpdb->prefix . 'spbc_backuped_files'); // Contains backuped files
define('SPBC_TBL_BACKUPS', $wpdb->prefix . 'spbc_backups'); // Contains backup info.
define('SPBC_TBL_CURE_LOG', $wpdb->base_prefix . 'spbc_cure_log'); // Table with scan results.
define('SPBC_SELECT_LIMIT', 1500); // Select limit for logs.
define('SPBC_WRITE_LIMIT', 5000); // Write limit for firewall data.
// Multisite
define('SPBC_WPMS', (is_multisite() ? true : false)); // WMPS is enabled
// Scanner params for background scanning
define('SPBC_SCAN_SURFACE_AMOUNT', 1000); // Surface scan amount for 1 iteration
define('SPBC_SCAN_SURFACE_PERIOD', 30); // Surface scan call period
define('SPBC_SCAN_MODIFIED_AMOUNT', 5); // Deep scan amount for 1 iteration
define('SPBC_SCAN_SIGNATURE_AMOUNT', 20); // Deep scan amount for 1 iteration
define('SPBC_SCAN_MODIFIED_PERIOD', 30); // Deep scan call period
define('SPBC_SCAN_LINKS_AMOUNT', 10); // Links scan amount for 1 iteration
define('SPBC_SCAN_FRONTEND_AMOUNT', 10); // Links scan amount for 1 iteration
define('SPBC_SCAN_LINKS_PERIOD', 30); // Links scan call period
define('SPBC_PSCAN_UPDATE_FILES_STATUS_PERIOD', 60); // Check cloud analysis files status period
define('SPBC_PSCAN_RESEND_FILES_STATUS_PERIOD', 300); // Resend files
// brief data limits
define('SPBC_BRIEF_DATA_DAYS_LIMIT', 7); // how many days will be logs looked for
define('SPBC_BRIEF_DATA_ACTIONS_LIMIT', 10); // how many actions will be logs looked for
require_once SPBC_PLUGIN_DIR . 'lib/spbc-php-patch.php'; // PHP functions patches
require_once SPBC_PLUGIN_DIR . 'lib/autoloader.php'; // Autoloader
require_once SPBC_PLUGIN_DIR . 'inc/spbc-backups.php';
require_once SPBC_PLUGIN_DIR . 'inc/fw-update.php';
// Misc libs
require_once SPBC_PLUGIN_DIR . 'inc/spbc-tools.php'; // Different helper functions
require_once SPBC_PLUGIN_DIR . 'inc/spbc-pluggable.php'; // WordPress functions
require_once SPBC_PLUGIN_DIR . 'inc/spbc-scanner.php';
// ArrayObject with settings and other global variables
global $spbc;
$spbc = new State(
'spbc',
array(
'settings',
'data',
'remote_calls',
'debug',
'installing',
'errors',
'fw_stats',
'scan_plugins_info',
'scan_themes_info'
),
is_multisite(),
is_main_site()
);
require_once SPBC_PLUGIN_DIR . 'inc/spbc-auth.php';
// Update plugin's data to current version
spbc_update_actions();
// Remote calls
if ( SpbcRemoteCalls::check() ) {
try {
if ( Get::get('spbc_remote_call_action') === 'run_service_template_get' ) {
require_once(SPBC_PLUGIN_DIR . 'inc/spbc-settings.php');
}
$rc = new SpbcRemoteCalls($spbc);
$rc->process();
} catch ( Exception $e ) {
die(json_encode(array('ERROR:' => $e->getMessage())));
}
}
//First start
if ( $spbc->settings && $spbc->key_is_ok) {
require_once SPBC_PLUGIN_DIR . 'inc/spbc-firewall.php';
if ( ! spbc_firewall_skip_check()) {
if ( ! is_admin() ) {
spbc_upload_checker__check();
spbc_firewall__check();
} else {
spbc_firewall_check_admin_area();
}
}
} elseif ( isset($spbc->errors) && ! isset($spbc->errors['apikey']) ) {
if ($spbc->settings['spbc_key'] === '') {
$text = __('Access key is empty.', 'security-malware-firewall');
} else {
$text = __('Unknown access key.', 'security-malware-firewall');
}
$spbc->error_add('apikey', $text);
}
// Disable XMLRPC if setting is enabled
if ( $spbc->settings['wp__disable_xmlrpc'] ) {
add_filter('xmlrpc_enabled', '__return_false');
}
// Disable WordPress REST API for non-authenticated
if ( $spbc->settings['wp__disable_rest_api_for_non_authenticated'] ) {
add_filter(
'rest_authentication_errors',
function ($result) {
if ( empty($result) && ! is_user_logged_in() ) {
return new WP_Error(
'rest_not_logged_in',
'You are not currently logged in.',
array('status' => 401)
);
}
return $result;
}
);
}
// Disable the WordPress endpoint "users" REST API
add_filter('rest_authentication_errors', 'spbc_rest_authentication_errors');
function spbc_rest_authentication_errors($result)
{
global $spbc;
if (
$spbc->settings['wp__disable_rest_api_route_users'] &&
Server::inUri('/wp/') &&
Server::inUri('users')
) {
return new WP_Error(
'access_denied',
__('Access is closed (Security by CleanTalk)'),
array( 'status' => 401 )
);
}
return $result;
}
if ( ! is_admin() && $spbc->settings['misc__prevent_logins_collecting'] ) {
add_filter('redirect_canonical', 'spbc_redirect_to_honeypot_login', 1, 2);
}
/**
* This is the Cron handler for the `spbc_security_check_vulnerabilities` task
*
* @return array|void
*/
function spbc_security_check_vulnerabilities()
{
global $spbc;
try {
VulnerabilityAlarm::updateWPModulesVulnerabilities();
$spbc->data['spbc_security_check_vulnerabilities_last_call'] = time();
$spbc->save('data');
} catch ( \Exception $exception ) {
return ['error' => $exception->getMessage()];
}
}
function spbc_update_scan_settings_exclusions()
{
global $spbc;
$settings = $spbc->settings;
try {
$dirExclusion = new \CleantalkSP\SpbctWP\Settings\FilesScanDirExclusion();
$settings['scanner__dir_exclusions_view'] = $dirExclusion->dirExclusionsView($settings['scanner__dir_exclusions_view']);
$settings['scanner__dir_exclusions'] = $dirExclusion->dirExclusions($settings['scanner__dir_exclusions_view']);
$domainExclusion = new \CleantalkSP\SpbctWP\Settings\FrontendScanDomainExclusion();
$domainExclusionView = $domainExclusion->frontendScanDomainExclusionsView($settings['scanner__frontend_analysis__domains_exclusions_view']);
$settings['scanner__frontend_analysis__domains_exclusions_view'] = $domainExclusionView;
$domainExclusionSets = $domainExclusion->domainExclusions($settings['scanner__frontend_analysis__domains_exclusions_view']);
$settings['scanner__frontend_analysis__domains_exclusions'] = $domainExclusionSets;
$domainExclusion->resetScannerFrontendResult($settings);
$spbc->settings = $settings;
$spbc->save('settings');
} catch ( \Exception $exception ) {
return ['error' => $exception->getMessage()];
}
}
function spbc_redirect_to_honeypot_login($redirect, $request)
{
if ( preg_match('/author=\d+/i', $request) ) {
add_filter('author_link', 'spbc_change_author_name', 10, 3);
}
return $redirect;
}
function spbc_change_author_name($link, $_author_id, $_author_nicename)
{
$link = preg_replace('@(.*?)([\w-]+\/)$@', '$1honeypot_login_' . microtime(true), $link);
wp_redirect($link);
die();
}
if ( $spbc->settings['monitoring__users'] ) {
add_action('admin_head', array( '\CleantalkSP\Monitoring\User', 'record' ));
add_action('wp_head', array( '\CleantalkSP\Monitoring\User', 'record' ));
}
//Password-protected pages also uses wp-login page, we should not break it
if ( $spbc->settings['login_page_rename__enabled'] ) {
if ( Get::get('action') === 'postpass' ) {
require ABSPATH . 'wp-includes/pluggable.php';
require ABSPATH . 'wp-login.php';
}
new RenameLoginPage(
$spbc->settings['login_page_rename__name'],
$spbc->settings['login_page_rename__redirect']
);
}
// Logged hooks
register_activation_hook(__FILE__, 'spbc_activation');
register_deactivation_hook(__FILE__, 'spbc_deactivation');
register_uninstall_hook(__FILE__, 'spbc_uninstall');
// Hook for newly added blog
Activator::addActionForNetworkBlogLegacy(get_bloginfo('version'));
add_action('plugins_loaded', 'spbc_plugin_loaded', 1); // Main hook
// Posts hooks
add_action('wp_insert_post', 'spbc_update_postmeta_links', 10, 3);
add_action('wp_insert_comment', 'spbc_update_postmeta_links__by_comment', 10, 2);
// Set headers
add_action('init', 'spbc_set_headers');
if ( $spbc->settings['spbc_trusted_and_affiliate__footer'] === '1' ) {
add_action('wp_enqueue_scripts', 'spbc_attach_public_css');
add_action('wp_footer', 'spbc_hook__wp_footer_trusted_text', 998);
}
// Cron
global $spbc_cron; // Letting know functions that they are running under spbc_cron
$spbc_cron = new SpbcCron();
! SpbcRemoteCalls::check() && $spbc_cron->execute();
unset($spbc_cron);
if ( is_admin() || is_network_admin() ) {
// Async loading for JavaScript
add_filter('script_loader_tag', 'spbc_admin_add_script_attribute', 10, 3);
include_once SPBC_PLUGIN_DIR . 'inc/spbc-admin.php';
include_once SPBC_PLUGIN_DIR . 'templates/spbc_settings_main.php'; // Templates for settings pgae
add_action('admin_init', array('CleantalkSP\SpbctWP\Activator', 'redirectAfterActivation'), 1); // Redirect after activation
add_action('admin_init', 'spbc_admin_init', 1, 1); // Main admin hook
add_action('admin_menu', 'spbc_admin_add_page'); // Admin pages
add_action('network_admin_menu', 'spbc_admin_add_page'); // Network admin pages
add_action('admin_enqueue_scripts', 'spbc_enqueue_scripts'); // Scripts
// Getting dashboard widget statistics by click
if ( (int) Post::get('spbc_brief_refresh') === 1 ) {
spbc_set_brief_data();
}
if ( $spbc->settings['wp__dashboard_widget__show'] ) {
add_action('wp_dashboard_setup', 'spbc_widget_scripts_init');
add_action('wp_dashboard_setup', 'spbc_dashboard_statistics_widget');
}
add_action('admin_init', function () {
global $spbc;
$admin_banners_handler = new \CleantalkSP\SpbctWP\AdminBannersModule\AdminBannersHandler($spbc);
$admin_banners_handler->handle();
});
// Customize row with the plugin on plugins list page.
if ( ( isset($pagenow) && $pagenow === 'plugins.php' ) || ( isset($_SERVER['REQUEST_URI']) && strpos($_SERVER['REQUEST_URI'], 'plugins.php') !== false ) ) {
add_filter('plugin_action_links_' . SPBC_PLUGIN_BASE_NAME, 'spbc_plugin_action_links', 10, 2);
add_filter('network_admin_plugin_action_links_' . SPBC_PLUGIN_BASE_NAME, 'spbc_plugin_action_links', 10, 2);
add_filter('all_plugins', 'spbc_admin__change_plugin_description');
add_filter('plugin_row_meta', 'spbc_plugin_links_meta', 10, 2);
}
// Public scripts
} else {
$spbc->public_scripts_attached = false;
// Alternative cookies JS script
add_action('wp_enqueue_scripts', 'spbc_enqueue_scripts__public');
add_action('login_enqueue_scripts', 'spbc_enqueue_scripts__public');
}
add_action('init', function () use ($spbc) {
if ( $spbc->feature_restrictions->getState($spbc, 'fswatcher')->is_active && $spbc->settings['scanner__fs_watcher'] ) {
$fswatch_params = array(
'dir_to_watch' => ABSPATH,
'exclude_dirs' => array(),
'extensions_to_watch' => array('php'),
);
FSWatcherController::work($fswatch_params);
}
});
/**
* Enqueue JS scripts on public page
*/
function spbc_enqueue_scripts__public()
{
global $spbc;
if (spbc_is_amp_request()) {
return;
}
if ( ! $spbc->public_scripts_attached && $spbc->settings['data__set_cookies'] ) {
wp_enqueue_script('spbc_cookie', SPBC_PATH . '/js/spbc-cookie.min.js', array( 'jquery' ), SPBC_VERSION, false /*in header*/);
wp_localize_script(
'spbc_cookie',
'spbcPublic',
array(
'_ajax_nonce' => wp_create_nonce('ct_secret_stuff'),
'_rest_nonce' => wp_create_nonce('wp_rest'),
'_ajax_url' => admin_url('admin-ajax.php', 'relative'),
'_rest_url' => esc_url(get_rest_url()),
// '_apbct_ajax_url' => APBCT_URL_PATH . '/lib/Cleantalk/ApbctWP/Ajax.php',
'data__set_cookies' => $spbc->settings['data__set_cookies'],
'data__set_cookies__alt_sessions_type' => $spbc->settings['data__set_cookies__alt_sessions_type'],
)
);
$spbc->public_scripts_attached = true;
}
}
function spbc_set_headers()
{
global $spbc;
if ( ! headers_sent() ) {
// Additional headers
if ( $spbc->settings['data__additional_headers'] ) {
header('X-XSS-Protection: 1; mode=block');
header('X-Content-Type-Options: nosniff');
header('Strict-Transport-Security: max-age=31536000; includeSubDomains');
header('Referrer-Policy: strict-origin-when-cross-origin');
}
// Forbid to show in iframes
if ( $spbc->settings['misc__forbid_to_show_in_iframes'] ) {
header('X-Frame-Options: sameorigin', false);
}
// Set cookie to detect any logged in user
if (
spbc_is_user_logged_in() &&
! empty($spbc->settings['data__set_cookies']) &&
(
! Cookie::get('spbc_is_logged_in') ||
Cookie::get('spbc_is_logged_in') !== md5($spbc->data['salt'] . get_option('home'))
)
) {
// skip rewriting spbc_is_logged_in cookie on favicon request for WPMS - its always run on main site url and returns it`s home url
if (
is_multisite() &&
strpos(Server::get('REQUEST_URI'), 'favicon.ico') !== false
) {
return;
}
//rewrite spbc_is_logged_in cookie
Cookie::set('spbc_is_logged_in', md5($spbc->data['salt'] . get_option('home')), time() + 86400 * 365, '/');
}
}
}
function spbc_update_actions()
{
global $spbc;
//Update logic
$current_version = $spbc->data['plugin_version'];
if ( $current_version != SPBC_VERSION ) {
//Migrate DB data on updating to 2.128.1
add_action('ColumnCreator_before_drop_column_analysis_status', [UpdaterScripts::class, 'migrateDbData_2_128_1']);
// Perform a transaction and exit transaction ID isn't match
if ( ! Transaction::get('updater', 5)->perform() ) {
return;
}
Updater::runUpdateScripts($current_version, SPBC_VERSION);
$spbc->data['plugin_version'] = SPBC_VERSION;
$spbc->save('data');
Transaction::get('updater')->clearTransactionTimer();
}
}
/**
* Plugin activation
*
* @param $network
* @param $redirect
*
* @return void
* @throws Exception
*/
function spbc_activation($network, $redirect = true)
{
Activator::activation($network, $redirect);
}
/**
* A code during plugin deactivation.
*
* @param $network
*
* @return void
*/
function spbc_deactivation($network)
{
\CleantalkSP\SpbctWP\Deactivator::deactivation($network);
}
/**
* Run deactivation process (complete deactivation forced) for hook register_uninstall_hook.
* @param bool $network Is network wide command.
* @return void
*/
function spbc_uninstall($network)
{
global $spbc;
$spbc->settings['misc__complete_deactivation'] = 1;
$spbc->save('settings');
\CleantalkSP\SpbctWP\Deactivator::deactivation($network);
}
/**
* @deprecated 2.125 use Deactivator::deleteBlogTables()
* @return void
*/
function spbc_deactivation__delete_blog_tables() //deprecated
{
\CleantalkSP\SpbctWP\Deactivator::deleteBlogTables();
}
/**
* @deprecated 2.125 use Deactivator::deleteCommonTables()
* @return void
*/
function spbc_deactivation__delete_common_tables() //deprecated
{
\CleantalkSP\SpbctWP\Deactivator::deleteCommonTables();
}
// Misc functions to test the plugin.
function spbc_plugin_loaded()
{
global $spbc;
if ( is_admin() || is_network_admin() ) {
$dir = plugin_basename(dirname(__FILE__)) . '/i18n';
load_plugin_textdomain('security-malware-firewall', false, $dir);
}
if ( $spbc->settings['spbc_trusted_and_affiliate__shortcode'] === '1' ) {
add_action('wp_enqueue_scripts', 'spbc_attach_public_css');
add_shortcode('cleantalk_security_affiliate_link', 'spbc_trusted_text_shortcode_handler');
}
}
/**
* Check brute force attack
*
* @return void
*/
function spbc_authenticate__check_brute_force()
{
global $spbc;
$login_url = wp_login_url();
if ($spbc->settings['login_page_rename__enabled']) {
$GLOBALS['wp_rewrite'] = new WP_Rewrite();
$login_url = RenameLoginPage::getURL($spbc->settings['login_page_rename__name']);
}
$bfp = new BFP(
array(
'api_key' => $spbc->api_key,
'state' => $spbc,
'is_login_page' => strpos(trim(Server::getURL(), '/'), trim($login_url, '/')) === 0,
'is_logged_in' => Cookie::get('spbc_is_logged_in') === md5($spbc->data['salt'] . get_option('home')),
'bf_limit' => $spbc->settings['bfp__allowed_wrong_auths'],
'block_period' => $spbc->settings['bfp__block_period__5_fails'],
'count_period' => $spbc->settings['bfp__count_interval'],
)
);
$bfp->setDb(new DB());
$bfp->setIpArray([IP::get()]);
$bfp_result = $bfp->check();
$bfp->middleAction();
if (!empty($bfp_result)) {
$bfp->_die($bfp_result[0]);
}
}
//
// Sorts some data.
//
function spbc_usort_desc($a, $b)
{
return $b->datetime_ts - $a->datetime_ts;
}
/**
* Function to get the countries by IPs list.
*
* @param $ips_data
*
* @return array
*/
function spbc_get_countries_by_ips($ips_data = '')
{
$ips_c = array();
if ( $ips_data === '' ) {
return $ips_c;
}
$result = SpbcAPI::method__ip_info($ips_data);
if ( empty($result['error']) ) {
foreach ( $result as $ip_dec => $v2 ) {
if ( isset($v2['country_code']) ) {
$ips_c[ $ip_dec ]['country_code'] = $v2['country_code'];
}
if ( isset($v2['country_name']) ) {
$ips_c[ $ip_dec ]['country_name'] = $v2['country_name'];
}
}
}
return $ips_c;
}
/**
* Gets and write new signatures in local database
*
* @return bool|array
* @global State $spbc
* @global WPDB $wpdb
*/
function spbc_scanner__signatures_update()
{
global $spbc;
/**
* @psalm-suppress InvalidScalarArgument
*/
$spbc->error_delete('scanner_update_signatures_bad_signatures', 'save');
$latest_signature_submitted_time = SignatureAnalysisFacade::getLatestSignatureSubmittedTime();
$signatures_from_cloud = SignatureAnalysisFacade::getSignaturesFromCloud($latest_signature_submitted_time);
// Signatures updated
if (isset($signatures_from_cloud['error']) && $signatures_from_cloud['error'] === 'UP_TO_DATE') {
return array('success' => 'UP_TO_DATE');
}
// There is errors
if (isset($signatures_from_cloud['error'])) {
return $signatures_from_cloud;
}
$signatures = $signatures_from_cloud['values'];
$map = $signatures_from_cloud['map'];
SignatureAnalysisFacade::clearSignaturesTable();
$signatures_added = SignatureAnalysisFacade::addSignaturesToDb($map, $signatures);
if (!$signatures_added) {
// Attempt to record one at a time
$signatures_added = SignatureAnalysisFacade::addSignaturesToDbOneByOne($map, $signatures);
if (isset($signatures_added['bad_signatures'])) {
$spbc->error_add('scanner_update_signatures_bad_signatures', $signatures_added['bad_signatures']);
}
}
$spbc->data['scanner']['last_signature_update'] = current_time('timestamp');
$spbc->data['scanner']['signature_count'] = count($signatures);
$spbc->save('data');
return true;
}
/**
* Sending Security FireWall logs
*
* @param $api_key
*
* @return array|int
*/
function spbc_send_firewall_logs($api_key = false)
{
global $spbc;
$api_key = ! empty($api_key) ? $api_key : $spbc->api_key;
if ( ! empty($api_key) ) {
$result = FW::sendLog(
DB::getInstance(),
SPBC_TBL_FIREWALL_LOG,
$api_key
);
if ( empty($result['error']) ) {
$spbc->fw_stats['last_send'] = current_time('timestamp');
$spbc->fw_stats['last_send_count'] = $result;
$spbc->save('fw_stats', true, false);
return $result;
}
return $result;
}
return array(
'error' => 'KEY_EMPTY'
);
}
/**
* Drop Security FireWall data
*
* @return bool|string[]
*/
function spbc_security_firewall_drop()
{
global $wpdb;
$result = $wpdb->query('DELETE FROM `' . SPBC_TBL_FIREWALL_DATA . '`;');
if ( $result !== false ) {
return true;
}
return array( 'error' => 'DELETE_ERROR' );
}
/**
* Handle firewall private_records remote call.
* @param $action string 'add','delete'
* @param $test_data string JSON string used in test cases
* @return string JSON string of results
* @throws Exception
*/
function spbct_sfw_private_records_handler($action, $test_data = null)
{
$error = 'secfw_private_records_handler: ';
if ( !empty($action) && (in_array($action, array('add', 'delete'))) ) {
$metadata = !empty($test_data) ? $test_data : Post::get('metadata');
/**
* Validate JSON
*/
if ( !empty($metadata) ) {
$metadata = json_decode(stripslashes($metadata), true);
if ( $metadata === 'NULL' || $metadata === null ) {
throw new InvalidArgumentException($error . 'metadata JSON decoding failed');
}
} else {
throw new InvalidArgumentException($error . 'metadata is empty');
}
foreach ( $metadata as $_key => &$row ) {
$row = explode(',', $row);
/**
* Validation of JSON decoded array data
*/
$ip_validated = false;
$validation_error = '';
//validate IP
if ( IP::validate($row[0]) === 'v6' ) {
$ip_validated = $row[0];
} elseif (
IP::validate(long2ip((int)$row[0])) === 'v4'
&& (int)($row[0]) === ip2long(long2ip((int)$row[0]))
) {
$ip_validated = (int)$row[0];
} else {
$validation_error = 'network value does not look like IP address ';
}
//do this to get info more obvious
$metadata_assoc_array = array(
'network' => $ip_validated ?: null,
'mask' => (int)$row[1],
'status' => isset($row[2]) && $row[2] !== '' ? (int)$row[2] : null,
);
//validate mask and status
if ( $metadata_assoc_array['mask'] === 0
|| $metadata_assoc_array['mask'] > 4294967295
) {
$validation_error = 'metadata validate failed on "mask" value';
}
//only for adding
if ( $action === 'add' ) {
if ( !in_array($metadata_assoc_array['status'], array(-4, -3, -2, -1, 0, 1, 2, 99)) ) {
$validation_error = 'metadata validate failed on "status" value';
}
}
if ( !empty($validation_error) ) {
throw new InvalidArgumentException($error . $validation_error);
}
/**
* Ip version logic
*/
if ( is_string($metadata_assoc_array['network']) ) {
$metadata_assoc_array['network'] = IP::convertIPv6ToFourIPv4(IP::extendIPv6(IP::normalizeIPv6($metadata_assoc_array['network'])));
if ($metadata_assoc_array['mask'] > 128) {
$validation_error = 'metadata validate failed on "mask" value';
break;
}
/**
* Versatility for mask for v6 and v4
* @psalm-suppress LoopInvalidation
*/
for ( $masks = array(), $mask = $metadata_assoc_array['mask'], $k = 4; $k >= 1; $k-- ) {
$masks[$k] = (2 ** 32) - (2 ** (32 - ($mask > 32 ? 32 : $mask)));
$mask -= 32;
$mask = $mask > 0 ? $mask : 0;
}
$metadata_assoc_array['mask'] = $masks;
}
//all checks done, change on link
$row = $metadata_assoc_array;
}
unset($row);
if ( !empty($validation_error) ) {
throw new InvalidArgumentException($error . $validation_error);
}
//method selection
if ( $action === 'add' ) {
$handler_output = FW::privateRecordsAdd(
DB::getInstance(),
$metadata
);
} elseif ( $action === 'delete' ) {
$handler_output = FW::privateRecordsDelete(
DB::getInstance(),
$metadata
);
} else {
$error .= 'unknown action name: ' . $action;
throw new InvalidArgumentException($error);
}
} else {
throw new InvalidArgumentException($error . 'empty action name');
}
return json_encode(array('OK' => $handler_output));
}
function spbc_update_postmeta_links($post_ID)
{
delete_post_meta($post_ID, '_spbc_links_checked');
delete_post_meta($post_ID, 'spbc_links_checked');
}
function spbc_update_postmeta_links__by_comment($id)
{
$comment = get_comment($id);
spbc_update_postmeta_links($comment->comment_post_ID);
}
// Install MU-plugin
function spbc_mu_plugin__install()
{
// If WPMU_PLUGIN_DIR is not exists -> create it
if ( ! is_dir(WPMU_PLUGIN_DIR) && ! mkdir(WPMU_PLUGIN_DIR) && ! is_dir(WPMU_PLUGIN_DIR) ) {
throw new \RuntimeException(sprintf('Directory "%s" was not created', WPMU_PLUGIN_DIR));
}
// Get data from info file and write it to new plugin file
$file = '<?php' . PHP_EOL . file_get_contents(SPBC_PLUGIN_DIR . '/install/security-malware-firewall-mu.php');
return @file_put_contents(WPMU_PLUGIN_DIR . '/0security-malware-firewall-mu.php', $file) ? true : false;
}
/**
* Uninstall MU-plugin
* @deprecated 2.125 Use Deactivator::muPluginUninstall
* @return bool
*/
function spbc_mu_plugin__uninstall()
{
return \CleantalkSP\SpbctWP\Deactivator::muPluginUninstall();
}
function spbc_user_is_admin()
{
global $spbc;
if (!empty($spbc->settings['data__set_cookies'])) {
return
Cookie::get('spbc_is_logged_in') === md5($spbc->data['salt'] . get_option('home')) &&
Cookie::get('spbc_admin_logged_in') === md5($spbc->data['salt'] . 'admin' . get_option('home'));
}
return is_admin();
}
//Function to send logs
function spbc_send_logs($api_key = null)
{
global $spbc, $wpdb;
if ( $api_key == null ) {
if ( ! $spbc->is_mainsite && $spbc->ms__work_mode == 2 ) {
$api_key = $spbc->network_settings['spbc_key'];
} else {
$api_key = $spbc->settings['spbc_key'];
}
}
$wpms_snippet = SPBC_WPMS
? (" WHERE blog_id = " . get_current_blog_id() . ' AND ')
: " WHERE ";
$rows = $wpdb->get_results(
"SELECT id, datetime, timestamp_gmt, user_login, page, page_time, event, auth_ip, role, user_agent, browser_sign
FROM " . SPBC_TBL_SECURITY_LOG
. $wpms_snippet
. " sent <> 1"
. " ORDER BY datetime DESC"
. " LIMIT " . SPBC_SELECT_LIMIT . ";"
);
$rows_count = count($rows);
if ( $rows_count ) {
$data = array();
foreach ( $rows as $record ) {
$page_time = (string) $record->page_time;
if ((int)$page_time <= 0) {
$page_time = '1';
}
$data[] = array(
'log_id' => (string) $record->id,
'datetime' => (string) $record->datetime,
'datetime_gmt' => $record->timestamp_gmt,
'user_log' => (string) $record->user_login,
'event' => (string) $record->event,
'auth_ip' => strpos($record->auth_ip, ':') === false
? (int) sprintf('%u', ip2long($record->auth_ip))
: (string) $record->auth_ip,
'page_url' => (string) $record->page,
'event_runtime' => $page_time,
'role' => (string) $record->role,
);