cve/2016/CVE-2016-7128.md

### [CVE-2016-7128](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7128)
![](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 exif_process_IFD_in_TIFF function in ext/exif/exif.c in PHP before 5.6.25 and 7.x before 7.0.10 mishandles the case of a thumbnail offset that exceeds the file size, which allows remote attackers to obtain sensitive information from process memory via a crafted TIFF image.

### POC

#### Reference
- https://www.tenable.com/security/tns-2016-19

#### Github
- https://github.com/RClueX/Hackerone-Reports
- https://github.com/bralbral/ipinfo.sh
- https://github.com/imhunterand/hackerone-publicy-disclosed
- https://github.com/tchivert/ipinfo.sh