cve/2004/CVE-2004-2721.md

### [CVE-2004-2721](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-2721)
![](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 CheckGroup function in openSkat VTMF before 2.1 generates public key pairs in which the "p" variable might not be prime, which allows remote attackers to determine the private key and decrypt messages.

### POC

#### Reference
- http://freshmeat.net/projects/openskat/?branch_id=36295&release_id=178549

#### Github
No PoCs found on GitHub currently.