What is CVE-2022-40681?

CVE-2022-40681 is a vulnerability in Fortinet FortiClient (Windows) that allows an attacker to cause denial of service.

What is the severity of CVE-2022-40681?

CVE-2022-40681 has a severity value of 7.1 (high).

Which versions of Fortinet FortiClient (Windows) are affected by CVE-2022-40681?

Fortinet FortiClient (Windows) versions 7.0.0 - 7.0.7, 6.4.0 - 6.4.9, 6.2.0 - 6.2.9, and 6.0.0 - 6.0.10 are affected by CVE-2022-40681.

How can an attacker exploit CVE-2022-40681?

An attacker can exploit CVE-2022-40681 by sending a crafted request to a specific named pipe.

Is there a fix for CVE-2022-40681?

Fortinet has released a security advisory with mitigation steps for CVE-2022-40681. Please refer to the FortiGuard advisory for more information.

Vulnerability/
CVE-2022-40681

high

7.1

CWE

863

14/11/2023

30/8/2024

CVE-2022-40681

First published: Tue Nov 14 2023(Updated: )

A incorrect authorization in Fortinet FortiClient (Windows) 7.0.0 - 7.0.7, 6.4.0 - 6.4.9, 6.2.0 - 6.2.9 and 6.0.0 - 6.0.10 allows an attacker to cause denial of service via sending a crafted request to a specific named pipe.

Credit: psirt@fortinet.com

Affected Software	Affected Version	How to fix
Fortinet FortiClient Windows	>=6.0.0<=6.0.10
Fortinet FortiClient Windows	>=6.2.0<=6.2.9
Fortinet FortiClient Windows	>=6.4.0<=6.4.8
Fortinet FortiClient Windows	>=7.0.0<=7.0.7

Remedy

Please upgrade to FortiClientWindows version 7.2.0 or above Please upgrade to FortiClientWindows version 7.0.8 or above Please upgrade to FortiClientWindows version 6.4.9 or above

Never miss a vulnerability like this again

Reference Links

https://fortiguard.com/psirt/FG-IR-22-299

Frequently Asked Questions

What is CVE-2022-40681?
CVE-2022-40681 is a vulnerability in Fortinet FortiClient (Windows) that allows an attacker to cause denial of service.
What is the severity of CVE-2022-40681?
CVE-2022-40681 has a severity value of 7.1 (high).
Which versions of Fortinet FortiClient (Windows) are affected by CVE-2022-40681?
Fortinet FortiClient (Windows) versions 7.0.0 - 7.0.7, 6.4.0 - 6.4.9, 6.2.0 - 6.2.9, and 6.0.0 - 6.0.10 are affected by CVE-2022-40681.
How can an attacker exploit CVE-2022-40681?
An attacker can exploit CVE-2022-40681 by sending a crafted request to a specific named pipe.
Is there a fix for CVE-2022-40681?
Fortinet has released a security advisory with mitigation steps for CVE-2022-40681. Please refer to the FortiGuard advisory for more information.

collector/nvd-api
agent/type
agent/event
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/severity
agent/weakness
agent/remedy
agent/references
agent/last-modified-date
agent/author
agent/tags
agent/description
agent/first-publish-date
vendor/fortinet
canonical/fortinet forticlient windows
version/fortinet forticlient windows/6.0.0
version/fortinet forticlient windows/6.0.10
version/fortinet forticlient windows/6.2.0
version/fortinet forticlient windows/6.2.9
version/fortinet forticlient windows/6.4.0
version/fortinet forticlient windows/6.4.8
version/fortinet forticlient windows/7.0.0
version/fortinet forticlient windows/7.0.7

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