CVE-2020-12714 Weak cryptography in n/a

Medium 5.9 Published Updated

Insufficient Diffie-Hellman parameters in CipherMail gateways allow man-in-the-middle attackers to compromise SMTP communications.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-12714?

CVE-2020-12714 is a medium-severity vulnerability in n/a, published on 11 Jun 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-326

Which versions are affected by CVE-2020-12714?

It affects 2 products.

Products include Ciphermail Gateway, Ciphermail Webmail Messenger.

How do I fix CVE-2020-12714?

No fix has been published for CVE-2020-12714 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-12714 being exploited?

There is no known exploitation of CVE-2020-12714 in the wild and no public exploit code.

Sources

Also known as GHSA-3mcx-q4cv-hcc6.

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