cve/2020/CVE-2020-12714.md

### [CVE-2020-12714](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12714)
![](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

An issue was discovered in CipherMail Community Gateway Virtual Appliances and Professional/Enterprise Gateway Virtual Appliances versions 1.0.1 through 4.7.1-0 and CipherMail Webmail Messenger Virtual Appliances 1.1.1 through 3.1.1-0. A Diffie-Hellman parameter of insufficient size could allow man-in-the-middle compromise of communications between CipherMail products and external SMTP clients.

### POC

#### Reference
- https://packetstormsecurity.com/files/158001/CipherMail-Community-Virtual-Appliance-4.6.2-Code-Execution.html
- https://packetstormsecurity.com/files/158001/CipherMail-Community-Virtual-Appliance-4.6.2-Code-Execution.html
- https://www.coresecurity.com/core-labs/advisories/ciphermail-multiple-vulnerabilities
- https://www.coresecurity.com/core-labs/advisories/ciphermail-multiple-vulnerabilities

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