cve/2015/CVE-2015-7803.md

### [CVE-2015-7803](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-7803)
![](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 phar_get_entry_data function in ext/phar/util.c in PHP before 5.5.30 and 5.6.x before 5.6.14 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a .phar file with a crafted TAR archive entry in which the Link indicator references a file that does not exist.

### POC

#### Reference
- https://bugs.php.net/bug.php?id=69720
- https://hackerone.com/reports/103990

#### Github
- https://github.com/ARPSyndicate/cvemon