### [CVE-2017-12969](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12969)
![](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 the ViewerCtrlLib.ViewerCtrl ActiveX control in Avaya IP Office Contact Center before 10.1.1 allows remote attackers to cause a denial of service (heap corruption and crash) or execute arbitrary code via a long string to the open method.

### POC

#### Reference
- http://hyp3rlinx.altervista.org/advisories/AVAYA-OFFICE-IP-(IPO)-v9.1.0-10.1-VIEWERCTRL-ACTIVE-X-BUFFER-OVERFLOW-0DAY.txt
- http://packetstormsecurity.com/files/144882/Avaya-IP-Office-IPO-10.1-Active-X-Buffer-Overflow.html
- http://seclists.org/fulldisclosure/2017/Nov/17
- https://www.exploit-db.com/exploits/43120/

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