cve/2017/CVE-2017-8418.md

### [CVE-2017-8418](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8418)
![](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

RuboCop 0.48.1 and earlier does not use /tmp in safe way, allowing local users to exploit this to tamper with cache files belonging to other users.

### POC

#### Reference
- http://www.openwall.com/lists/oss-security/2017/05/01/14
- https://github.com/bbatsov/rubocop/issues/4336

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