CVE-2024-6744: Cellopoint Secure Email Gateway

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

The SMTP Listener of Secure Email Gateway from Cellopoint does not properly validate user input, leading to a Buffer Overflow vulnerability. An unauthenticated remote attacker can exploit this vulnerability to execute arbitrary system commands on the remote server.

Affected products

• Cellopoint Secure Email Gateway: before 4.5.0 (fixed in 4.5.0)

Published 2024-07-15. Last modified 2026-06-17.