cve/2023/CVE-2023-31923.md

### [CVE-2023-31923](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-31923)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Suprema BioStar 2 before 2022 Q4, v2.9.1 has Insecure Permissions. A vulnerability in the web application allows an authenticated attacker with "User Operator" privileges to create a highly privileged user account. The vulnerability is caused by missing server-side validation, which can be exploited to gain full administrator privileges on the system.

### POC

#### Reference
- https://nobugescapes.com/blog/creating-a-new-user-with-admin-privilege/

#### Github
No PoCs found on GitHub currently.