| 1 |
<?php |
| 2 |
/** |
| 3 |
* Handles the logic for the Pwned Passwords module including password checks against the Pwned Passwords API. |
| 4 |
* |
| 5 |
* @package WP_Defender\Component |
| 6 |
*/ |
| 7 |
|
| 8 |
namespace WP_Defender\Component; |
| 9 |
|
| 10 |
use WP_User; |
| 11 |
use WP_Error; |
| 12 |
use Calotes\Helper\HTTP; |
| 13 |
use WP_Defender\Component; |
| 14 |
use WP_Defender\Integrations\Woocommerce; |
| 15 |
use WP_Defender\Model\Setting\Password_Reset; |
| 16 |
use WP_Defender\Component\Security_Tweaks\Servers\Server; |
| 17 |
use WP_Defender\Model\Setting\Password_Protection as Password_Protection_Settings; |
| 18 |
|
| 19 |
/** |
| 20 |
* Handles the logic for the Pwned Passwords module including password checks against the Pwned Passwords API. |
| 21 |
*/ |
| 22 |
class Password_Protection extends Component { |
| 23 |
|
| 24 |
public const PASSWORD_LOG = 'password.log'; |
| 25 |
|
| 26 |
/** |
| 27 |
* The Pwned API URL. |
| 28 |
* API source website: http://haveibeenpwned.com/. API version: v3. |
| 29 |
* |
| 30 |
* @var string |
| 31 |
*/ |
| 32 |
protected $pwned_api; |
| 33 |
|
| 34 |
/** |
| 35 |
* Password reset settings model. |
| 36 |
* |
| 37 |
* @var Password_Reset |
| 38 |
*/ |
| 39 |
protected $model; |
| 40 |
|
| 41 |
/** |
| 42 |
* Use for cache. |
| 43 |
* |
| 44 |
* @var Password_Protection_Settings |
| 45 |
*/ |
| 46 |
protected $password_protection_model; |
| 47 |
|
| 48 |
/** |
| 49 |
* Constructor for initializing the Password_Protection component. |
| 50 |
*/ |
| 51 |
public function __construct() { |
| 52 |
$this->pwned_api = 'https://api.pwnedpasswords.com/range/'; |
| 53 |
$this->model = wd_di()->get( Password_Reset::class ); |
| 54 |
|
| 55 |
$this->password_protection_model = wd_di()->get( Password_Protection_Settings::class ); |
| 56 |
} |
| 57 |
|
| 58 |
/** |
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* Get the password that was submitted by user. |
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* |
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* @return string |
| 62 |
*/ |
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public function get_submitted_password() { |
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$password = ''; |
| 65 |
foreach ( array( 'pwd', 'pass1', 'password', 'edd_user_pass', 'password_1', 'account_password' ) as $key ) { |
| 66 |
$submitted_pass = HTTP::post( $key ); |
| 67 |
if ( '' !== $submitted_pass ) { |
| 68 |
$password = $submitted_pass; |
| 69 |
break; |
| 70 |
} |
| 71 |
} |
| 72 |
|
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return $password; |
| 74 |
} |
| 75 |
|
| 76 |
/** |
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* Makes an API request to the remote server and checks if the password is pwned. |
| 78 |
* |
| 79 |
* @param string $password The password to check. |
| 80 |
* |
| 81 |
* @return WP_Error|bool |
| 82 |
*/ |
| 83 |
public function check_pwned_password( $password ) { |
| 84 |
$hash = strtoupper( hash( 'sha1', $password ) ); |
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$subhash = substr( $hash, 0, 5 ); |
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|
| 87 |
$url = $this->pwned_api . $subhash; |
| 88 |
$args = array( |
| 89 |
'method' => 'GET', |
| 90 |
'headers' => array( |
| 91 |
'user-agent' => defender_get_own_user_agent(), |
| 92 |
), |
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); |
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|
| 95 |
$request = wp_remote_request( $url, $args ); |
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|
| 97 |
if ( is_wp_error( $request ) ) { |
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return $request; |
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} |
| 100 |
|
| 101 |
$pwned_count = 0; |
| 102 |
$body = wp_remote_retrieve_body( $request ); |
| 103 |
foreach ( array_map( 'trim', explode( "\n", trim( $body ) ) ) as $row ) { |
| 104 |
if ( $subhash . substr( strtoupper( $row ), 0, 35 ) === $hash ) { |
| 105 |
$pwned_count = substr( $row, 36 ); |
| 106 |
break; |
| 107 |
} |
| 108 |
} |
| 109 |
|
| 110 |
// Found Pwned password or not. |
| 111 |
return $pwned_count > 0; |
| 112 |
} |
| 113 |
|
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/** |
| 115 |
* Check if the specified user role is enabled. |
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* |
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* @param WP_User $user The user to check. |
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* @param array $selected_user_roles The roles to check against. |
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* |
| 120 |
* @return bool |
| 121 |
*/ |
| 122 |
public function is_enabled_by_user_role( $user, $selected_user_roles ) { |
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// No for super admin. |
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if ( is_multisite() && is_super_admin( $user->ID ) ) { |
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return false; |
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} |
| 127 |
|
| 128 |
if ( ! isset( $user->roles ) || array() === $user->roles ) { |
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// WP_User does have data about roles sometimes, e.g. on the Profile page, so we get it from userdata. |
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$user_id = $user->ID; |
| 131 |
if ( ! is_multisite() ) { |
| 132 |
$user_meta = get_userdata( $user_id ); |
| 133 |
if ( ! isset( $user_meta->roles ) || array() === $user_meta->roles ) { |
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// User should have roles. |
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$this->log( sprintf( "User ID: %d doesn't have roles.", $user_id ), self::PASSWORD_LOG ); |
| 136 |
|
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return false; |
| 138 |
} |
| 139 |
$user_roles = $user_meta->roles; |
| 140 |
} else { |
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$arr_user_blogs = get_blogs_of_user( $user_id ); |
| 142 |
if ( ! is_array( $arr_user_blogs ) || array() === $arr_user_blogs ) { |
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// User should be associated with some site. |
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$this->log( sprintf( 'User ID: %d is not associated with any site.', $user_id ), self::PASSWORD_LOG ); |
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|
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return false; |
| 147 |
} |
| 148 |
$user_blog_id = array_key_first( $arr_user_blogs ); |
| 149 |
$user = new WP_User( $user_id, '', $user_blog_id ); |
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if ( ! isset( $user->roles ) || array() === $user->roles ) { |
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$this->log( sprintf( "User ID: %d doesn't have roles on MU.", $user->ID ), self::PASSWORD_LOG ); |
| 152 |
|
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return false; |
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} |
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$user_roles = $user->roles; |
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} |
| 157 |
} else { |
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$user_roles = $user->roles; |
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} |
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|
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$common_roles = array_intersect( $selected_user_roles, $user_roles ); |
| 162 |
return array() !== $common_roles; |
| 163 |
} |
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|
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/** |
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* Get reset password redirect URL. |
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* |
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* @param WP_User $user The user for whom to generate the URL. |
| 169 |
* |
| 170 |
* @return string |
| 171 |
*/ |
| 172 |
public function get_reset_password_redirect_url( $user ): string { |
| 173 |
$url = ''; |
| 174 |
$key = get_password_reset_key( $user ); |
| 175 |
if ( ! is_wp_error( $key ) ) { |
| 176 |
if ( wd_di()->get( Woocommerce::class )->is_wc_login_context() && function_exists( 'wc_lostpassword_url' ) ) { |
| 177 |
$url = add_query_arg( |
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array( |
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'key' => $key, |
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'login' => $user->user_login, |
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), |
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wc_lostpassword_url() |
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); |
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} else { |
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$url = add_query_arg( |
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array( |
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'action' => 'rp', |
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'key' => $key, |
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'login' => $user->user_login, |
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), |
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wp_login_url() |
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); |
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} |
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$this->hosting_compatibility( $key, $user->user_login ); |
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} |
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|
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return $url; |
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} |
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|
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/** |
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* Sets a cookie notice. |
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* |
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* @param string $name The name of the cookie. |
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* @param string $value The value of the cookie. |
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* @param int $time The expiration time of the cookie. |
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*/ |
| 207 |
public function set_cookie_notice( $name, $value, $time ) { |
| 208 |
if ( ! isset( $_COOKIE[ $name ] ) ) { |
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setcookie( |
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$name, |
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$value, |
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array( |
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'expires' => $time, |
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'path' => '/', |
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'secure' => is_ssl(), |
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'httponly' => true, |
| 217 |
'samesite' => 'Lax', |
| 218 |
) |
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); |
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} |
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} |
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|
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/** |
| 224 |
* Remove cookie notice. |
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* Setting the expiration time in the past indicates to the browser that the cookie has expired and should be |
| 226 |
* removed. |
| 227 |
* |
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* @param string $name The name of the cookie. |
| 229 |
* |
| 230 |
* @return void |
| 231 |
* @since 4.3.0 Removed the $time parameter. |
| 232 |
*/ |
| 233 |
public function remove_cookie_notice( string $name ): void { |
| 234 |
if ( isset( $_COOKIE[ $name ] ) && ! headers_sent() ) { |
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setcookie( |
| 236 |
$name, |
| 237 |
'', |
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array( |
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'expires' => time() - YEAR_IN_SECONDS, |
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'path' => '/', |
| 241 |
'secure' => is_ssl(), |
| 242 |
'httponly' => true, |
| 243 |
'samesite' => 'Lax', |
| 244 |
) |
| 245 |
); |
| 246 |
} |
| 247 |
$this->remove_extra_cookies(); |
| 248 |
} |
| 249 |
|
| 250 |
/** |
| 251 |
* Gets the last time the user's password was changed. |
| 252 |
* |
| 253 |
* @param WP_User|int $user The user to check. |
| 254 |
* |
| 255 |
* @return int The timestamp of the last password change. |
| 256 |
*/ |
| 257 |
protected function password_last_changed( $user ) { |
| 258 |
if ( ! $user ) { |
| 259 |
return 0; |
| 260 |
} |
| 261 |
|
| 262 |
$changed = (int) get_user_meta( $user->ID, 'wd_last_password_change', true ); |
| 263 |
|
| 264 |
if ( ! $changed ) { |
| 265 |
$changed = strtotime( $user->user_registered ); |
| 266 |
$changed = ! is_int( $changed ) ? (int) $changed : $changed; |
| 267 |
} |
| 268 |
|
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return $changed; |
| 270 |
} |
| 271 |
|
| 272 |
/** |
| 273 |
* Checks if the user's password is expired. |
| 274 |
* |
| 275 |
* @param WP_User $user The user to check. |
| 276 |
* |
| 277 |
* @return bool True if the password is expired, false otherwise. |
| 278 |
*/ |
| 279 |
public function check_expired_password( $user ) { |
| 280 |
return isset( $this->model->force_time ) && $this->model->force_time >= $this->password_last_changed( $user ); |
| 281 |
} |
| 282 |
|
| 283 |
/** |
| 284 |
* Updates the last password change time when a user's password is updated. |
| 285 |
* |
| 286 |
* @param WP_User $user The user whose password was updated. |
| 287 |
*/ |
| 288 |
public function handle_password_updated( $user ) { |
| 289 |
update_user_meta( $user->ID, 'wd_last_password_change', time() ); |
| 290 |
} |
| 291 |
|
| 292 |
/** |
| 293 |
* Handles compatibility with different hosting environments when resetting passwords. |
| 294 |
* |
| 295 |
* @param string $key The reset key. |
| 296 |
* @param string $user_login The user's login name. |
| 297 |
*/ |
| 298 |
protected function hosting_compatibility( $key, $user_login ) { |
| 299 |
$mask_login = new \WP_Defender\Model\Setting\Mask_Login(); |
| 300 |
if ( ! isset( $_COOKIE[ 'wp-resetpass-' . COOKIEHASH ] ) && $mask_login->is_active() && 'flywheel' === Server::get_current_server() ) { |
| 301 |
$value = sprintf( '%s:%s', $user_login, $key ); |
| 302 |
setcookie( |
| 303 |
'wp-resetpass-' . COOKIEHASH, |
| 304 |
$value, |
| 305 |
0, |
| 306 |
$mask_login->get_new_login_url(), |
| 307 |
COOKIE_DOMAIN, |
| 308 |
is_ssl(), |
| 309 |
true |
| 310 |
); |
| 311 |
} |
| 312 |
} |
| 313 |
|
| 314 |
/** |
| 315 |
* Removes extra cookies set during the password reset process. |
| 316 |
*/ |
| 317 |
protected function remove_extra_cookies() { |
| 318 |
if ( isset( $_COOKIE[ 'wp-resetpass-' . COOKIEHASH ] ) && 'flywheel' === Server::get_current_server() && ! headers_sent() ) { |
| 319 |
setcookie( |
| 320 |
'wp-resetpass-' . COOKIEHASH, |
| 321 |
'', |
| 322 |
time() - YEAR_IN_SECONDS, |
| 323 |
COOKIEPATH, |
| 324 |
COOKIE_DOMAIN, |
| 325 |
is_ssl(), |
| 326 |
true |
| 327 |
); |
| 328 |
} |
| 329 |
} |
| 330 |
|
| 331 |
/** |
| 332 |
* Force reset password. |
| 333 |
* |
| 334 |
* @param WP_User|WP_Error $user WP_User object or WP_Error. |
| 335 |
* @param string $password Password plain string. |
| 336 |
* |
| 337 |
* @return WP_User|WP_Error Return user object or error object. |
| 338 |
*/ |
| 339 |
public function do_force_reset( $user, $password ) { |
| 340 |
// The check for $user and $password was performed before the method was called. |
| 341 |
if ( |
| 342 |
wp_check_password( $password, $user->user_pass, $user->ID ) |
| 343 |
&& $this->is_force_reset( $user ) |
| 344 |
) { |
| 345 |
$action = 'password_reset'; |
| 346 |
$cookie_name = 'display_reset_password_warning'; |
| 347 |
|
| 348 |
$this->trigger_redirect( $user, $action, $cookie_name ); |
| 349 |
} |
| 350 |
|
| 351 |
return $user; |
| 352 |
} |
| 353 |
|
| 354 |
/** |
| 355 |
* Reset weak password. |
| 356 |
* |
| 357 |
* @param WP_User|WP_Error $user WP_User object or WP_Error. |
| 358 |
* @param string $password Password plain string. |
| 359 |
* |
| 360 |
* @return WP_User|WP_Error Return user object or error object. |
| 361 |
*/ |
| 362 |
public function do_weak_reset( $user, $password ) { |
| 363 |
// The check for $user and $password was performed before the method was called. |
| 364 |
if ( |
| 365 |
wp_check_password( $password, $user->user_pass, $user->ID ) |
| 366 |
&& $this->is_weak_password( $user, $password ) |
| 367 |
) { |
| 368 |
$action = 'password_protection'; |
| 369 |
$cookie_name = 'display_pwned_password_warning'; |
| 370 |
|
| 371 |
$this->trigger_redirect( $user, $action, $cookie_name ); |
| 372 |
} |
| 373 |
|
| 374 |
return $user; |
| 375 |
} |
| 376 |
|
| 377 |
/** |
| 378 |
* Redirect to reset password with error message. |
| 379 |
* |
| 380 |
* @param WP_User|WP_Error $user WP_User object or WP_Error. |
| 381 |
* @param string $action Action query string name. |
| 382 |
* @param string $cookie_name Cookie name. |
| 383 |
*/ |
| 384 |
public function trigger_redirect( $user, $action, $cookie_name ) { |
| 385 |
// Set cookie to check and display the warning notice on reset password page. |
| 386 |
$this->set_cookie_notice( $cookie_name, true, time() + MINUTE_IN_SECONDS * 2 ); |
| 387 |
// Get the reset password URL. |
| 388 |
$url = $this->get_reset_password_redirect_url( $user ); |
| 389 |
/** |
| 390 |
* Fires before redirecting to the password reset page. |
| 391 |
* |
| 392 |
* @param string $url |
| 393 |
* @param string $action |
| 394 |
* |
| 395 |
* @since 2.5.6 |
| 396 |
*/ |
| 397 |
do_action( 'wd_forced_reset_password_url', $url, $action ); |
| 398 |
// Redirect to the reset password page. |
| 399 |
if ( '' !== $url ) { |
| 400 |
$url = esc_url_raw( $url ); |
| 401 |
header( 'Cache-Control: no-store, no-cache' ); |
| 402 |
wp_safe_redirect( $url ); |
| 403 |
exit(); |
| 404 |
} |
| 405 |
} |
| 406 |
|
| 407 |
/** |
| 408 |
* Add WooCommerce error message for password reset warnings. |
| 409 |
* |
| 410 |
* @param string $wc_message WooCommerce default error message. |
| 411 |
* @return string WooCommerce error message. |
| 412 |
*/ |
| 413 |
public function add_woocommerce_error_message( $wc_message ) { |
| 414 |
if ( isset( $_COOKIE['display_pwned_password_warning'] ) && function_exists( 'wc_print_notice' ) ) { |
| 415 |
wc_print_notice( $this->password_protection_model->pwned_actions['force_change_message'], 'error' ); |
| 416 |
$this->remove_cookie_notice( 'display_pwned_password_warning' ); |
| 417 |
} |
| 418 |
if ( isset( $_COOKIE['display_reset_password_warning'] ) && function_exists( 'wc_print_notice' ) ) { |
| 419 |
wc_print_notice( $this->model->message, 'error' ); |
| 420 |
$this->remove_cookie_notice( 'display_reset_password_warning' ); |
| 421 |
} |
| 422 |
return $wc_message; |
| 423 |
} |
| 424 |
|
| 425 |
/** |
| 426 |
* Verify if password is weak. |
| 427 |
* Is user role enabled for weak password verification and is the password weak? |
| 428 |
* If so then return true else password is strong therefore return false. |
| 429 |
* |
| 430 |
* @param WP_User $user WP_User object. |
| 431 |
* @param string $password Plain password string. |
| 432 |
* |
| 433 |
* @return bool If password weak then true else false. |
| 434 |
* @since 2.6.1 |
| 435 |
*/ |
| 436 |
public function is_weak_password( $user, $password ) { |
| 437 |
$user_roles = $this->password_protection_model->user_roles; |
| 438 |
$is_enabled_by_user = $this->is_enabled_by_user_role( $user, $user_roles ); |
| 439 |
$is_pwned = $this->check_pwned_password( $password ); |
| 440 |
|
| 441 |
$is_weak_password = $this->password_protection_model->is_active() && $is_enabled_by_user && ! is_wp_error( $is_pwned ) && $is_pwned; |
| 442 |
|
| 443 |
return $is_weak_password; |
| 444 |
} |
| 445 |
|
| 446 |
/** |
| 447 |
* Verify if password is need to be force reset. |
| 448 |
* Is user role enabled for force password reset and is the password expired? |
| 449 |
* If so then return true else password is non expired therefore return false. |
| 450 |
* |
| 451 |
* @param WP_User $user WP_User object. |
| 452 |
* |
| 453 |
* @return bool If password expired then true else false. |
| 454 |
* @since 2.6.1 |
| 455 |
*/ |
| 456 |
public function is_force_reset( $user ) { |
| 457 |
$user_roles = $this->model->user_roles; |
| 458 |
$is_enabled_by_user = $this->is_enabled_by_user_role( $user, $user_roles ); |
| 459 |
$is_expired = $this->check_expired_password( $user ); |
| 460 |
|
| 461 |
$is_expired_password = $this->model->is_active() && $is_enabled_by_user && $is_expired; |
| 462 |
|
| 463 |
return $is_expired_password; |
| 464 |
} |
| 465 |
} |
| 466 |
|
