CVSS 3.1
5.9 mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:NCVE-2020-12714
Medium (5.9) in ciphermail. EPSS 1.0% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 1.0% chance of exploitation in the next 30 days; higher than 62% of CVEs (scores of 2026-10-31)
- CWE
- CWE-326
- Published
- Modified
- Record from
- the NVD, synced
Affected
- ciphermail:gateway
- ciphermail:webmail_messenger
References
- https://packetstormsecurity.com/files/158001/CipherMail-Community-Virtual-Appliance-4.6.2-Code-Execution.html
- https://www.ciphermail.com/blog/ciphermail-cve-2020-12713_2020-12714.html
- https://www.ciphermail.com/gateway.html
- https://www.ciphermail.com/news.html
- https://www.ciphermail.com/secure-webmail.html