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<?php |
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/** |
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* Represents a vulnerability result. |
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* |
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* @package WP_Defender\Behavior\Scan_Item |
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*/ |
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|
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namespace WP_Defender\Behavior\Scan_Item; |
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|
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use WP_Error; |
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use Theme_Upgrader; |
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use Plugin_Upgrader; |
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use WP_Defender\Traits\IO; |
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use WP_Defender\Model\Scan; |
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use WP_Defender\Traits\Theme; |
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use WP_Defender\Traits\Plugin; |
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use Calotes\Component\Behavior; |
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use WP_Defender\Traits\Formats; |
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use WP_Defender\Model\Scan_Item; |
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use WP_Defender\Component\Error_Code; |
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use WP_Defender\Component\Security_Tweaks\WP_Version; |
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use WP_Defender\Controller\Scan as Scan_Controller; |
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|
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/** |
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* Represents a vulnerability result. |
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*/ |
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class Vuln_Result extends Behavior { |
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|
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use Formats; |
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use IO; |
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use Plugin; |
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use Theme; |
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|
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/** |
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* Checks if upgrade is possible based on the presence of fixed version in vulnerabilities. |
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* |
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* @param array $bugs The array of vulnerabilities to check. |
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* |
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* @return string The upgrade status ('disabled' or 'enabled'). |
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*/ |
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protected function upgrade_possible( array $bugs ): string { |
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$upgrade = 'disabled'; |
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foreach ( $bugs as $bug ) { |
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if ( ! empty( $bug['fixed_in'] ) ) { |
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$upgrade = 'enabled'; |
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break; |
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} |
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} |
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|
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return $upgrade; |
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} |
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|
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/** |
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* Converts the scan item information into an array for output. |
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* |
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* @return array |
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*/ |
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public function to_array(): array { |
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$data = $this->owner->raw_data; |
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if ( isset( $data['name'], $data['version'], $data['bugs'] ) ) { |
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if ( 'wp_core' === $data['type'] ) { |
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// Check if the current WP version is the latest. |
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$upgrade = ( new WP_Version() )->check() ? 'disabled' : 'enabled'; |
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} elseif ( in_array( $data['type'], array( 'plugin', 'theme' ), true ) ) { |
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$upgrade = $this->upgrade_possible( $data['bugs'] ); |
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} else { |
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$upgrade = 'disabled'; |
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} |
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|
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return array( |
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'id' => $this->owner->id, |
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'type' => Scan_Item::TYPE_VULNERABILITY, |
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'file_name' => $data['name'], |
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'short_desc' => sprintf( |
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/* translators: %s: Version of WP core, plugin or theme. */ |
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esc_html__( 'Vulnerability found in %s.', 'defender-security' ), |
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$data['version'] |
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), |
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'details' => isset( $data['new_structure'] ) |
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? $this->get_details_as_array( $data ) |
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: $this->get_detail_as_string( $data ), |
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// Need for all scan items for WP-CLI command. Full path = base slug for this item. |
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'full_path' => $data['slug'], |
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'new_structure' => isset( $data['new_structure'] ) ? 'yes' : 'no', |
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'upgrade' => $upgrade, |
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); |
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} |
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|
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return array(); |
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} |
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|
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/** |
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* Ignore the suspicious file for the current scan. |
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* |
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* @return array An array with a message indicating successful ignore. |
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*/ |
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public function ignore(): array { |
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$scan = Scan::get_last(); |
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$scan->ignore_issue( $this->owner->id ); |
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|
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return array( |
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'message' => esc_html__( 'The suspicious file has been successfully ignored.', 'defender-security' ), |
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); |
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} |
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|
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/** |
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* Allow the suspicious file for the current scan. |
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* |
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* @return array An array with a message indicating successful restoration. |
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*/ |
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public function unignore(): array { |
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$scan = Scan::get_last(); |
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$scan->unignore_issue( $this->owner->id ); |
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|
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return array( |
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'message' => esc_html__( 'The suspicious file has been successfully restored.', 'defender-security' ), |
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); |
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} |
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|
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/** |
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* Resolves the vulnerability issue based on the type of vulnerability. |
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* |
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* @return array|bool|WP_Error The resolved issue or an error if the issue type is not found. |
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*/ |
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public function resolve() { |
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$data = $this->owner->raw_data; |
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// Redirect for WordPress-type. |
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if ( 'wp_core' === $data['type'] ) { |
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return array( 'url' => network_admin_url( 'update-core.php' ) ); |
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} elseif ( 'plugin' === $data['type'] ) { |
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return $this->upgrade_plugin( $data['slug'] ); |
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} elseif ( 'theme' === $data['type'] ) { |
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return $this->upgrade_theme( $data['base_slug'] ); |
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} |
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|
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// If type does not match. |
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return new WP_Error( |
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Error_Code::INVALID, |
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esc_html__( 'Please try again! We could not find the issue type.', 'defender-security' ) |
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); |
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} |
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|
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/** |
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* Upgrades the theme based on the provided slug. |
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* |
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* @param mixed $slug The slug of the theme to upgrade. |
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* |
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* @return array|WP_Error An array with a message if the upgrade is successful or a WP_Error on failure. |
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*/ |
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private function upgrade_theme( $slug ) { |
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$skin = new Silent_Skin(); |
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$upgrader = new Theme_Upgrader( $skin ); |
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$ret = $upgrader->upgrade( $slug ); |
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|
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if ( true === $ret ) { |
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$model = Scan::get_last(); |
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$model->remove_issue( $this->owner->id ); |
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|
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do_action( 'wpdef_fixed_scan_issue', 'vulnerability', 'resolve' ); |
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|
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return array( 'message' => esc_html__( 'This item has been resolved.', 'defender-security' ) ); |
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} |
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|
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// This is WP error. |
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if ( is_wp_error( $ret ) ) { |
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return $ret; |
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} |
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|
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// Sometimes it returns false because of it could not complete the update process. |
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return new WP_Error( |
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Error_Code::INVALID, |
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esc_html__( "We couldn't update your theme. Please try updating with another method.", 'defender-security' ) |
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); |
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} |
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|
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/** |
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* Upgrade a plugin based on the provided slug. |
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* |
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* @param mixed $slug The slug of the plugin to upgrade. |
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* |
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* @return array An array with information about the upgrade status. |
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* @since 2.8.1 |
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*/ |
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private function upgrade_plugin( $slug ): array { |
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$skin = new Plugin_Skin(); |
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$upgrader = new Plugin_Upgrader( $skin ); |
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$result = $upgrader->bulk_upgrade( array( $slug ) ); |
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|
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if ( is_wp_error( $skin->result ) ) { |
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return array( |
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'type_notice' => 'error', |
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'message' => $skin->result->get_error_message(), |
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); |
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} elseif ( $skin->get_errors()->has_errors() ) { |
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return array( |
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'type_notice' => 'error', |
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'message' => $skin->get_error_messages(), |
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); |
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} elseif ( is_array( $result ) && ! empty( $result[ $slug ] ) ) { |
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$model = Scan::get_last(); |
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$model->remove_issue( $this->owner->id ); |
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|
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do_action( 'wpdef_fixed_scan_issue', 'vulnerability', 'resolve' ); |
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|
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return array( 'message' => esc_html__( 'This item has been resolved.', 'defender-security' ) ); |
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} elseif ( false === $result ) { |
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return array( |
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'type_notice' => 'error', |
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'message' => esc_html__( |
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'Unable to connect to the filesystem. Please confirm your credentials.', |
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'defender-security' |
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), |
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); |
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} |
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|
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return array( |
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'type_notice' => 'info', |
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'message' => esc_html__( 'There is no update available for this plugin.', 'defender-security' ), |
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); |
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} |
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|
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/** |
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* Removes a vulnerability at the specified path. |
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* |
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* @param string $path The path of the vulnerability to remove. |
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* |
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* @return bool Returns true on successful removal, false otherwise. |
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*/ |
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private function remove_vulnerability( string $path ): bool { |
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if ( is_dir( $path ) ) { |
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return $this->delete_dir( $path ); |
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} else { |
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// Sometimes a plugin consists of one file. |
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wp_delete_file( $path ); |
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return true; |
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} |
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} |
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|
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/** |
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* Removes a plugin based on the provided data, checking if it is active and has the necessary permissions. |
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* |
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* @param array $data An array containing information about the plugin to be removed. |
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* |
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* @return array An array with the status of the removal process and any related messages. |
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*/ |
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private function remove_plugin( array $data ): array { |
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$active = $this->is_active_plugin( $data['slug'] ); |
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if ( $active ) { |
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return array( |
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'type_notice' => 'error', |
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'message' => esc_html__( 'This plugin cannot be removed because it is active.', 'defender-security' ), |
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); |
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} |
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|
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$abs_path = wp_normalize_path( WP_PLUGIN_DIR ) . DIRECTORY_SEPARATOR . $data['base_slug']; |
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if ( file_exists( $abs_path ) && ! $this->remove_vulnerability( $abs_path ) ) { |
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return array( |
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'type_notice' => 'error', |
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'message' => esc_html__( |
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'Defender does not have enough permission to remove this plugin.', |
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'defender-security' |
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), |
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); |
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} |
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|
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$message = sprintf( |
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/* translators: %s: Plugin name. */ |
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esc_html__( '%s plugin', 'defender-security' ), |
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'<b>' . $data['name'] . '</b>' |
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); |
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$this->log( $message . 'is deleted', Scan_Controller::SCAN_LOG ); |
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$model = Scan::get_last(); |
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$model->remove_issue( $this->owner->id ); |
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|
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do_action( 'wpdef_fixed_scan_issue', 'vulnerability', 'delete' ); |
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|
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return array( |
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'collect_type' => true, |
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'message' => $message, |
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); |
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} |
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|
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/** |
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* Removes a theme from the system. |
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* |
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* @param array $data The data of the theme to be removed. |
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* |
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* @return array The result of the removal operation. |
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*/ |
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private function remove_theme( array $data ): array { |
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$active = $this->is_active_theme( $data['base_slug'] ); |
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if ( $active ) { |
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return array( |
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'type_notice' => 'error', |
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'message' => esc_html__( 'This theme cannot be removed because it is active.', 'defender-security' ), |
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); |
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} |
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|
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$abs_path = $this->get_path_of_themes_dir() . $data['base_slug']; |
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if ( file_exists( $abs_path ) && ! $this->remove_vulnerability( $abs_path ) ) { |
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return array( |
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'type_notice' => 'error', |
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'message' => esc_html__( |
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'Defender does not have enough permission to remove this theme.', |
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'defender-security' |
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), |
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); |
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} |
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|
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$message = sprintf( |
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/* translators: %s: Plugin theme. */ |
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esc_html__( '%s theme', 'defender-security' ), |
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'<b>' . $data['name'] . '</b>' |
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); |
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$this->log( $message . 'is deleted', Scan_Controller::SCAN_LOG ); |
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$model = Scan::get_last(); |
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$model->remove_issue( $this->owner->id ); |
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|
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do_action( 'wpdef_fixed_scan_issue', 'vulnerability', 'delete' ); |
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|
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return array( |
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'collect_type' => true, |
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'message' => $message, |
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); |
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} |
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|
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/** |
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* Retrieves the vulnerability body text based on the provided bug data. |
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* |
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* @param array $bug An array containing information about the vulnerability. |
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* |
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* @return string The vulnerability body text. |
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*/ |
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protected function get_vulnerability_body( array $bug ): string { |
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$text = '#' . $bug['title'] . PHP_EOL; |
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$text .= '-' . esc_html__( 'Vulnerability type:', 'defender-security' ) . ' ' . $bug['vuln_type'] . PHP_EOL; |
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if ( empty( $bug['fixed_in'] ) ) { |
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$text .= '-' . esc_html__( 'No Update Available', 'defender-security' ) . PHP_EOL; |
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} else { |
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$text .= '-' . esc_html__( |
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'This bug has been fixed in version:', |
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'defender-security' |
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) . ' ' . $bug['fixed_in'] . PHP_EOL; |
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} |
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|
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return $text; |
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} |
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|
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/** |
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* Returns the vulnerability details as a string. |
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* |
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* @param array $data The data containing the vulnerability details. |
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* |
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* @return string The vulnerability details as a string. |
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*/ |
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public function get_detail_as_string( array $data ): string { |
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$strings = array(); |
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foreach ( $data['bugs'] as $bug ) { |
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$strings[] = $this->get_vulnerability_body( $bug ); |
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} |
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|
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return implode( PHP_EOL, $strings ); |
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} |
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|
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/** |
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* Returns the details of vulnerabilities as an array. |
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* |
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* @param array $data The data containing information about vulnerabilities. |
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* |
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* @return array An array with vulnerability details including score and detailed description. |
| 371 |
*/ |
| 372 |
public function get_details_as_array( array $data ): array { |
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$arr = array(); |
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foreach ( $data['bugs'] as $bug ) { |
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$text = $this->get_vulnerability_body( $bug ); |
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$arr[] = array( |
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'score' => $bug['cvss_score'], |
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'detail' => str_replace( PHP_EOL, '<br/>', $text ), |
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); |
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} |
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|
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return $arr; |
| 383 |
} |
| 384 |
|
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/** |
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* Delete inactive plugin or theme. |
| 387 |
* |
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* @return array|WP_Error |
| 389 |
*/ |
| 390 |
public function delete() { |
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$data = $this->owner->raw_data; |
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// WP core, plugin or theme. |
| 393 |
if ( 'wp_core' === $data['type'] ) { |
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return array( |
| 395 |
'type_notice' => 'error', |
| 396 |
'message' => esc_html__( 'WordPress core cannot be removed.', 'defender-security' ), |
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); |
| 398 |
} elseif ( 'plugin' === $data['type'] ) { |
| 399 |
return $this->remove_plugin( $data ); |
| 400 |
} elseif ( 'theme' === $data['type'] ) { |
| 401 |
return $this->remove_theme( $data ); |
| 402 |
} |
| 403 |
|
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// Sometimes it returns false because of it could not complete the remove process. |
| 405 |
return new WP_Error( |
| 406 |
Error_Code::INVALID, |
| 407 |
esc_html__( "We couldn't remove this item.", 'defender-security' ) |
| 408 |
); |
| 409 |
} |
| 410 |
} |
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|
