JobScript Open Redirection Vulnerability

[Vendor Product Description]

- JobScript is inbuilt structured website was developed in PHP and MySQL database. It's a complete job script 
for those who wants to start a professional job portal website like naukri.com, monster.com, clickjobs.com or 
any such major job portals. Jobscript was designed and developed with the following features like control panel 
for Employer's and also for Job Seeker's, email alerts, job search, online resume, payment and membership plans. 


- Site: http://www.jobscript.in/index.html


[Advisory Timeline]

[31.03.2016] Vulnerability discovered.
[31.03.2016] Contact with the vendor.
[01.04.2016] Follow up with vendor over a chat.
[21.05.2016] No response from the vendor.
[22.05.2016] Public security advisory released.


[Bug Summary]

- Open Redirection


[Impact]

- High


[Affected Version]

- N/A


[Tested on]

- Apache 2.4.9
- PHP 5.4.26


[Bug Description and Proof of Concept]

- Input passed via the 'redirect_to' POST parameter in '/jobmoster/wp-admin/admin-ajax.php' is not properly verified 
before being used to redirect users. This can be exploited to redirect a user to an arbitrary website e.g. when a user 
clicks a specially crafted link to the affected script hosted on a trusted domain.


[Advisory details]

- ID: ZSL-2016-5322
- URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5322.php


[Proof-of-Concept]

1. Open Redirection

http://localhost/jobmoster/wp-admin/admin-ajax.php
Parameter: redirect_to (POST)

Payload(s):
action=noo_ajax_login&log=test1&pwd=123456&remember=true&security=53ea46808e&redirect_to=http%3A%2F%2Fgoogle.com%2F

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All flaws described here were discovered and researched by:

Bikramaditya Guha aka "PhoenixX"