CVE-2024-54019

A improper validation of certificate with host mismatch in Fortinet FortiClientWindows version 7.4.0, versions 7.2.0 through 7.2.6, and 7.0 all versions allow an unauthorized attacker to redirect VPN

Severity
Medium 4.4
CVSS 3.1
Exploited
Not listed
EPSS
0.001
3.9th percentile
Discovered by
Not disclosed
Published
Jun 10, 2025
Assigned by fortinet

Description

A improper validation of certificate with host mismatch in Fortinet FortiClientWindows version 7.4.0, versions 7.2.0 through 7.2.6, and 7.0 all versions allow an unauthorized attacker to redirect VPN connections via DNS spoofing or another form of redirection.

Weakness: CWE-297

Affected products

Vendor Product Category Matched by
Fortinet FortiClient Endpoint / EDR cna-assigner
Vendor-reported affected versions (1)
  • Fortinet · FortiClientWindows

Vendor remediation

Please upgrade to FortiClientWindows version 7.4.1 or above Please upgrade to FortiClientWindows version 7.2.7 or above