CVEs-PoC/2017/CVE-2017-12132.md

### [CVE-2017-12132](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12132)
![](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 DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/flyrev/security-scan-ci-presentation
- https://github.com/yfoelling/yair