cve/2015/CVE-2015-0231.md

### [CVE-2015-0231](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0231)
![](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

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.37, 5.5.x before 5.5.21, and 5.6.x before 5.6.5 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages improper handling of duplicate numerical keys within the serialized properties of an object.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-8142.

### POC

#### Reference
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html

#### Github
- https://github.com/3xp10it/php_cve-2014-8142_cve-2015-0231
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Indaxia/doctrine-orm-transformations
- https://github.com/NetW0rK1le3r/awesome-hacking-lists
- https://github.com/readloud/Awesome-Stars
- https://github.com/xbl2022/awesome-hacking-lists