CVE-2019-5591

MediumActively exploited (CISA KEV)Known to be used in ransomware campaigns

Description

A Default Configuration vulnerability in FortiOS may allow an unauthenticated attacker on the same subnet to intercept sensitive information by impersonating the LDAP server.

SeverityMedium
CVSS6.5
Exploit probability—
ProductFortinet FortiOS
PublishedAug 14, 2020
First seenAug 14, 2020
Added to KEVNov 3, 2021

How to fix

CISA required action

Apply updates per vendor instructions.

CISA due date: May 3, 2022

Affected products

ProductAffected versionsFixed in
fortinet fortiosv ≤ 6.2.0—

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Choose the product and enter the version you run to see whether it falls in the affected range.

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