Main Vulnerability Database Vulnerabilities #VU110641

Insufficient UI Warning of Dangerous Operations in Kerio Connect and Kerio Connect Client desktop application for Windows and Mac - CVE-2017-7440

Published: June 8, 2025

Vulnerability identifier: #VU110641

CSH Severity: Medium

CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N]

CVE-ID: CVE-2017-7440

CWE-ID: CWE-357

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform clickjacking attacks.

The vulnerability exists due to improper input validation in the email preview feature. A remote attacker can compose a specially crafted email and perform clickjacking attack.

Affected software

Kerio Connect
Kerio Connect Client desktop application for Windows and Mac

How to mitigate CVE-2017-7440

Install updates from vendor's website.

Kerio Connect - update to 9.2.3
Kerio Connect Client desktop application for Windows and Mac - update to 9.2.3

External References

https://support.gfi.com/article/110198-clickjacking-vulnerability-in-kerio-connect-8-and-9-cve-2017-7440

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