cve/2016/CVE-2016-0747.md

### [CVE-2016-0747](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-0747)
![](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

The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 does not properly limit CNAME resolution, which allows remote attackers to cause a denial of service (worker process resource consumption) via vectors related to arbitrary name resolution.

### POC

#### Reference
- http://seclists.org/fulldisclosure/2021/Sep/36

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