cve/2013/CVE-2013-4981.md

### [CVE-2013-4981](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4981)
![](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

Buffer overflow in cgi-bin/user/Config.cgi in AVTECH AVN801 DVR with firmware 1017-1003-1009-1003 and earlier, and possibly other devices, allows remote attackers to cause a denial of service (device crash) and possibly execute arbitrary code via a long string in the Network.SMTP.Receivers parameter.

### POC

#### Reference
- http://seclists.org/fulldisclosure/2013/Aug/284
- http://www.coresecurity.com/advisories/avtech-dvr-multiple-vulnerabilities

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