CVE-2020-12714

low-risk
Published 2020-06-11

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.

Do I need to act?

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0.24% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.9/10 Medium
NETWORK / HIGH complexity

Affected Products (2)

Gateway
Webmail Messenger

Affected Vendors

Ciphermail

References (12)

Exploit https://packetstormsecurity.com/files/158001/CipherMail-Community-Virtual-Applia...
Patch https://www.ciphermail.com/blog/ciphermail-cve-2020-12713_2020-12714.html
Product https://www.ciphermail.com/gateway.html
Release Notes https://www.ciphermail.com/news.html
Product https://www.ciphermail.com/secure-webmail.html
Exploit https://www.coresecurity.com/core-labs/advisories/ciphermail-multiple-vulnerabil...
Exploit https://packetstormsecurity.com/files/158001/CipherMail-Community-Virtual-Applia...
Patch https://www.ciphermail.com/blog/ciphermail-cve-2020-12713_2020-12714.html
Product https://www.ciphermail.com/gateway.html
Release Notes https://www.ciphermail.com/news.html
Product https://www.ciphermail.com/secure-webmail.html
Exploit https://www.coresecurity.com/core-labs/advisories/ciphermail-multiple-vulnerabil...
26
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 7/34 · Low