Live › vulnerability › CVE-2019-5591
Go to dashboardFortinet FortiOS ships with a default configuration that lets an unauthenticated attacker on the same subnet impersonate the LDAP server. The attacker can intercept sensitive information such as LDAP credentials sent by the device.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply updates per vendor instructions.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Fortinet FortiOS | vendor | – | – |
Unknown from the sources. In the analyst’s queue.
Apply updates per vendor instructions (CISA KEV required action); the specific fixed FortiOS version and the setting to change are unknown from the sources.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Fortinet FortiOS contains a default configuration vulnerability that may allow an unauthenticated attacker on the same subnet to intercept sensitive information by impersonating the Lightweight Directory Access Protocol (LDAP) server.
CISA required action: Apply updates per vendor instructions.
This page as .md · .json · in your agent: get_signal("CVE-2019-5591")
CISA KEV catalog, Creative Commons 0 · EPSS scores by FIRST, used with attribution · NVD data is provided by NIST and is public domain. Posts quoted belong to their authors.