What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2021-41031.

What is the severity of CVE-2021-41031?

The severity of CVE-2021-41031 is high with a CVSS score of 7.8.

Which versions of FortiClient for Windows are affected by CVE-2021-41031?

FortiClient for Windows versions 6.2.0 to 6.2.9, 6.4.0 to 6.4.6, and 7.0.0 to 7.0.2 are affected by CVE-2021-41031.

How can an attacker exploit CVE-2021-41031?

An attacker can exploit CVE-2021-41031 by leveraging a relative path traversal vulnerability in FortiClient for Windows to escalate their privileges to SYSTEM via the named pipe responsible for FortiESNAC service.

Where can I find more information about CVE-2021-41031?

You can find more information about CVE-2021-41031 at the following reference link: https://fortiguard.com/advisory/FG-IR-21-190

Vulnerability/
CVE-2021-41031

high

7.8

CWE

18/7/2022

4/8/2024

CVE-2021-41031: Path Traversal

First published: Mon Jul 18 2022(Updated: )

A relative path traversal vulnerability [CWE-23] in FortiClient for Windows versions 7.0.2 and prior, 6.4.6 and prior and 6.2.9 and below may allow a local unprivileged attacker to escalate their privileges to SYSTEM via the named pipe responsible for FortiESNAC service.

Credit: psirt@fortinet.com

Affected Software	Affected Version	How to fix
Fortinet FortiClient Windows	>=6.2.0<=6.2.9
Fortinet FortiClient Windows	>=6.4.0<=6.4.6
Fortinet FortiClient Windows	>=7.0.0<=7.0.2

Remedy

https://fortiguard.com/advisory/FG-IR-21-190

Never miss a vulnerability like this again

Reference Links

https://fortiguard.com/advisory/FG-IR-21-190

Frequently Asked Questions

What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2021-41031.
What is the severity of CVE-2021-41031?
The severity of CVE-2021-41031 is high with a CVSS score of 7.8.
Which versions of FortiClient for Windows are affected by CVE-2021-41031?
FortiClient for Windows versions 6.2.0 to 6.2.9, 6.4.0 to 6.4.6, and 7.0.0 to 7.0.2 are affected by CVE-2021-41031.
How can an attacker exploit CVE-2021-41031?
An attacker can exploit CVE-2021-41031 by leveraging a relative path traversal vulnerability in FortiClient for Windows to escalate their privileges to SYSTEM via the named pipe responsible for FortiESNAC service.
Where can I find more information about CVE-2021-41031?
You can find more information about CVE-2021-41031 at the following reference link: https://fortiguard.com/advisory/FG-IR-21-190

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agent/first-publish-date
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collector/mitre-cve
source/MITRE
vendor/fortinet
canonical/fortinet forticlient windows
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/6.4.6
version/fortinet forticlient windows/7.0.0
version/fortinet forticlient windows/7.0.2

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