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# Exploit Title: Trendchip HG520 ADSL2+ Wireless Modem CSRF Vulnerability
# Google Dork: N/A
# Date: 15/02/2014
# Exploit Author: Dhruv Shah
# Vendor Homepage: N/A
# Software Link : N/A
# Version: Firmware Version:2.11.38.0(RE0.C2B)3.9.9.5
# Tested on: Embedded Allegro RomPager webserver 4.07 UPnP/1.0 (ZyXEL
ZyWALL 2)
# Type of Application : Modem Web Application
# CVE : N/A
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Cross Site Request Forgery
This Modem's Web Application , suffers from Cross-site request forgery
through which attacker can manipulate user data via sending him malicious
craft url.
The Modems's Application not using any security token to prevent it
against CSRF. You can manipulate any userdata. PoC and Exploit to change
user password:
In the POC the IP address in the POST is the modems IP address.
______________________
*Dhruv Shah* *aka Snypter*
http://security-geek.in/blog/
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