CVE-2018-13365: Fortinet FortiOS

Medium severity, CVSS 5.3. EPSS: 0.9% chance of exploitation in the next 30 days.

An Information Exposure vulnerability in Fortinet FortiOS 6.0.1, 5.6.5 and below, allow attackers to learn private IP as well as the hostname of FortiGate via Application Control Block page.

Affected products

• Fortinet FortiOS: up to and including 5.6.5; from 5.6.6, up to and including 6.0.1

Published 2019-05-29. Last modified 2026-06-17.