CVEs-PoC/2017/CVE-2017-12955.md

### [CVE-2017-12955](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12955)
![](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

There is a heap-based buffer overflow in basicio.cpp of Exiv2 0.26. The vulnerability causes an out-of-bounds write in Exiv2::Image::printIFDStructure(), which may lead to remote denial of service or possibly unspecified other impact.

### POC

#### Reference
- https://bugzilla.redhat.com/show_bug.cgi?id=1482295

#### Github
- https://github.com/andir/nixos-issue-db-example