CVEs-PoC/2020/CVE-2020-35470.md

### [CVE-2020-35470](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35470)
![](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

Envoy before 1.16.1 logs an incorrect downstream address because it considers only the directly connected peer, not the information in the proxy protocol header. This affects situations with tcp-proxy as the network filter (not HTTP filters).

### POC

#### Reference
- https://github.com/envoyproxy/envoy/issues/14087
- https://github.com/envoyproxy/envoy/pull/14131

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