Cisco Linksys WAG54GS – Cross-Site Request Forgery (Change Admin Password)

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# Exploit Title : Cisco Linksys WAG54GS (ADSL Router) change admin password

# Date: 20-02-2012

# Author: Ivano Binetti (http://ivanobinetti.com)

# Vendor site : http://www.linksysbycisco.com

# Version : WAG54GS

# Tested on : Firmware Version: V1.01.03

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Summary

1)Introduction

2)Vulnerability Description

3)Exploit

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1)Introduction

Cisco Linksys WAG54GS is an ADSL Router which uses a web management interface -listening to default on tcp/ip port 80 - and "admin"

as default administrator. His default ip address is 192.168.1.1

2)Vulnerability Description

The web interface of this router is prone to CSRF vulnerabilities which allows to change router parameters and - among other things -

to change default administrator ("admin") password.

3)Exploit

<html>

<H2>CSRF Exploit to change admin password</H2>

</form>

</body>

</html>

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