What is CVE-2021-36189?

CVE-2021-36189 is a vulnerability in Fortinet FortiClientEMS versions 7.0.1 and below, as well as version 6.4.4 and below, that allows an attacker to perform information disclosure by inspecting browser decrypted data due to a missing encryption of sensitive data.

How severe is CVE-2021-36189?

CVE-2021-36189 has a severity rating of 4.9, which is considered medium.

Which software versions are affected by CVE-2021-36189?

Fortinet FortiClientEMS versions 6.4.0 to 6.4.4, 7.0.0, and 7.0.1 are affected by CVE-2021-36189.

How can an attacker exploit CVE-2021-36189?

An attacker can exploit CVE-2021-36189 by inspecting browser decrypted data to gain unauthorized access to sensitive information.

Is there a fix for CVE-2021-36189?

Yes, it is recommended to update Fortinet FortiClientEMS to a version that is not affected by CVE-2021-36189.

Vulnerability/
CVE-2021-36189

medium

6.8

CWE

311

9/12/2021

4/8/2024

CVE-2021-36189

First published: Thu Dec 09 2021(Updated: )

A missing encryption of sensitive data in Fortinet FortiClientEMS version 7.0.1 and below, version 6.4.4 and below allows attacker to information disclosure via inspecting browser decrypted data

Credit: psirt@fortinet.com

Affected Software	Affected Version	How to fix
Fortinet FortiClient Enterprise Management Server	>=6.4.0<=6.4.4
Fortinet FortiClient Enterprise Management Server	=6.4.6
Fortinet FortiClient Enterprise Management Server	=7.0.0
Fortinet FortiClient Enterprise Management Server	=7.0.1

Remedy

https://fortiguard.com/advisory/FG-IR-21-140

Never miss a vulnerability like this again

Reference Links

https://fortiguard.com/advisory/FG-IR-21-140

Frequently Asked Questions

What is CVE-2021-36189?
CVE-2021-36189 is a vulnerability in Fortinet FortiClientEMS versions 7.0.1 and below, as well as version 6.4.4 and below, that allows an attacker to perform information disclosure by inspecting browser decrypted data due to a missing encryption of sensitive data.
How severe is CVE-2021-36189?
CVE-2021-36189 has a severity rating of 4.9, which is considered medium.
Which software versions are affected by CVE-2021-36189?
Fortinet FortiClientEMS versions 6.4.0 to 6.4.4, 7.0.0, and 7.0.1 are affected by CVE-2021-36189.
How can an attacker exploit CVE-2021-36189?
An attacker can exploit CVE-2021-36189 by inspecting browser decrypted data to gain unauthorized access to sensitive information.
Is there a fix for CVE-2021-36189?
Yes, it is recommended to update Fortinet FortiClientEMS to a version that is not affected by CVE-2021-36189.

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agent/tags
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source/MITRE
vendor/fortinet
canonical/fortinet forticlient enterprise management server
version/fortinet forticlient enterprise management server/6.4.0
version/fortinet forticlient enterprise management server/6.4.4
version/fortinet forticlient enterprise management server/6.4.6
version/fortinet forticlient enterprise management server/7.0.0
version/fortinet forticlient enterprise management server/7.0.1

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