cve/2016/CVE-2016-6582.md

### [CVE-2016-6582](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6582)
![](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 Doorkeeper gem before 4.2.0 for Ruby might allow remote attackers to conduct replay attacks or revoke arbitrary tokens by leveraging failure to implement the OAuth 2.0 Token Revocation specification.

### POC

#### Reference
- http://packetstormsecurity.com/files/138430/Doorkeeper-4.1.0-Token-Revocation.html

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