CVEs-PoC/2021/CVE-2021-23222.md

### [CVE-2021-23222](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23222)
![](https://img.shields.io/static/v1?label=Product&message=postgresql&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=Affects%20v9.6%20to%20v14%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-522%20-%20Insufficiently%20Protected%20Credentials&color=brightgreen)

### Description

A man-in-the-middle attacker can inject false responses to the client's first few queries, despite the use of SSL certificate verification and encryption.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/lekctut/sdb-hw-13-01
- https://github.com/pedr0alencar/vlab-metasploitable2
- https://github.com/willtemperley/swift-postgres-client