CVEs-PoC/2011/CVE-2011-4231.md

### [CVE-2011-4231](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4231)
![](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

Cisco IOS 15.1 and 15.2 and IOS XE 3.x, when configured as an IPsec hub with X.509 certificates in use, allows remote authenticated users to cause a denial of service (segmentation fault and device crash) via unspecified vectors, aka Bug ID CSCtq61128.

### POC

#### Reference
- http://www.cisco.com/en/US/docs/ios/ios_xe/3/release/notes/asr1k_caveats_34s.html

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