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.
References
- https://www.ciphermail.com/news.html
- https://www.ciphermail.com/gateway.html
- https://www.ciphermail.com/secure-webmail.html
- https://www.ciphermail.com/blog/ciphermail-cve-2020-12713_2020-12714.html
- https://www.coresecurity.com/core-labs/advisories/ciphermail-multiple-vulnerabilities
- https://packetstormsecurity.com/files/158001/CipherMail-Community-Virtual-Appliance-4.6.2-Code-Execution.html