Gestionnaire de fichiers - Editer - /home/wwgoat/public_html/blog/wp-content/plugins/wordfence/lib/wfCredentialsController.php
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<?php class wfCredentialsController { const UNCACHED = 'uncached'; const NOT_LEAKED = 'not-leaked'; const LEAKED = 'leaked'; const ALLOW_LEGACY_2FA_OPTION = 'allowLegacy2FA'; const DISABLE_LEGACY_2FA_OPTION = 'disableLegacy2FA'; public static function allowLegacy2FA() { return wfConfig::get(self::ALLOW_LEGACY_2FA_OPTION, false); } public static function useLegacy2FA() { if (!self::allowLegacy2FA()) { return false; } return !wfConfig::get(self::DISABLE_LEGACY_2FA_OPTION, false); } public static function hasOld2FARecords() { $twoFactorUsers = wfConfig::get_ser('twoFactorUsers', array()); if (is_array($twoFactorUsers) && !empty($twoFactorUsers)) { foreach ($twoFactorUsers as &$t) { if ($t[3] == 'activated') { $user = new WP_User($t[0]); if ($user instanceof WP_User && $user->exists()) { return true; } } } } return false; } public static function hasNew2FARecords() { if (version_compare(phpversion(), '5.3', '>=') && class_exists('\WordfenceLS\Controller_DB')) { global $wpdb; $table = WFLSPHP52Compatability::secrets_table(); return !!intval($wpdb->get_var("SELECT COUNT(*) FROM `{$table}`")); } return false; } /** * Queries the API and returns whether or not the password exists in the breach database. * * @param string $login * @param string $password * @return bool */ public static function isLeakedPassword($login, $password) { $sha1 = strtoupper(hash('sha1', $password)); $prefix = substr($sha1, 0, 5); $ssl_verify = (bool) wfConfig::get('ssl_verify'); $args = array( 'timeout' => 5, 'user-agent' => "Wordfence.com UA " . (defined('WORDFENCE_VERSION') ? WORDFENCE_VERSION : '[Unknown version]'), 'sslverify' => $ssl_verify, 'headers' => array('Referer' => false), ); if (!$ssl_verify) { // Some versions of cURL will complain that SSL verification is disabled but the CA bundle was supplied. $args['sslcertificates'] = false; } $response = wp_remote_get(sprintf(WORDFENCE_BREACH_URL_BASE_SEC . "%s.txt", $prefix), $args); if (!is_wp_error($response)) { $data = wp_remote_retrieve_body($response); $lines = explode("\n", $data); foreach ($lines as $l) { $components = explode(":", $l); $teshSHA1 = $prefix . strtoupper($components[0]); if (hash_equals($sha1, $teshSHA1)) { return true; } } } return false; } /** * Returns the transient key for the given user. * * @param WP_User $user * @return string */ protected static function _cachedCredentialStatusKey($user) { $key = 'wfcredentialstatus_' . $user->ID; return $key; } /** * Returns the cached credential status for the given user: self::UNCACHED, self::NOT_LEAKED, or self::LEAKED. * * @param WP_User $user * @return string */ public static function cachedCredentialStatus($user) { $key = self::_cachedCredentialStatusKey($user); $value = get_transient($key); if ($value === false) { return self::UNCACHED; } $status = substr($value, 0, 1); if (strlen($value) > 1) { if (!hash_equals(substr($value, 1), hash('sha256', $user->user_pass))) { //Different hash but our clear function wasn't called so treat it as uncached return self::UNCACHED; } } if ($status) { return self::LEAKED; } return self::NOT_LEAKED; } /** * Stores a cached leak value for the given user. * * @param WP_User $user * @param bool $isLeaked */ public static function setCachedCredentialStatus($user, $isLeaked) { $key = self::_cachedCredentialStatusKey($user); set_transient($key, ($isLeaked ? '1' : '0') . hash('sha256', $user->user_pass), 3600); } /** * Clears the cache for the given user. * * @param WP_User $user */ public static function clearCachedCredentialStatus($user) { $key = self::_cachedCredentialStatusKey($user); delete_transient($key); } /** * Returns whether or not we've seen a successful login from $ip for the given user. * * @param WP_User $user * @param string $ip * @return bool */ public static function hasPreviousLoginFromIP($user, $ip) { global $wpdb; $table_wfLogins = wfDB::networkTable('wfLogins'); $id = property_exists($user, 'ID') ? $user->ID : 0; if ($id == 0) { return false; } $ipHex = wfDB::binaryValueToSQLHex(wfUtils::inet_pton($ip)); $result = $wpdb->get_row($wpdb->prepare("SELECT id FROM {$table_wfLogins} WHERE action = 'loginOK' AND userID = %d AND IP = {$ipHex} LIMIT 0,1", $id), ARRAY_A); if (is_array($result)) { return true; } $lastAdminLogin = wfConfig::get_ser('lastAdminLogin'); if (is_array($lastAdminLogin) && isset($lastAdminLogin['userID']) && isset($lastAdminLogin['IP'])) { if ($lastAdminLogin['userID'] == $id && wfUtils::inet_pton($lastAdminLogin['IP']) == wfUtils::inet_pton($ip)) { return true; } return false; } //Final check -- if the IP recorded at plugin activation matches, let it through. This is __only__ checked when we don't have any other record of an admin login. $activatingIP = wfConfig::get('activatingIP'); if (wfUtils::isValidIP($activatingIP)) { if (wfUtils::inet_pton($activatingIP) == wfUtils::inet_pton($ip)) { return true; } } return false; } }
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