cve/2019/CVE-2019-14243.md

### [CVE-2019-14243](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-14243)
![](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

headerv2.go in mastercactapus proxyprotocol before 0.0.2, as used in the mastercactapus caddy-proxyprotocol plugin through 0.0.2 for Caddy, allows remote attackers to cause a denial of service (webserver panic and daemon crash) via a crafted HAProxy PROXY v2 request with truncated source/destination address data.

### POC

#### Reference
- https://caddy.community/t/dos-in-http-proxyprotocol-plugin/6014

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