What is the severity of FG-IR-23-301?

The severity of FG-IR-23-301 is considered critical due to the potential for unauthenticated attackers to exploit the vulnerability.

How do I fix FG-IR-23-301?

To fix FG-IR-23-301, upgrade FortiOS to version 7.4.2 or later, or to version 7.2.7 or later.

Which versions of FortiOS are affected by FG-IR-23-301?

FG-IR-23-301 affects FortiOS versions from 7.4.0 to 7.4.1, from 7.2.0 to 7.2.6, and all versions up to 7.0.15 and 6.4.

Can FG-IR-23-301 be exploited remotely?

Yes, FG-IR-23-301 can be exploited remotely by an attacker positioned in a Man-in-the-Middle scenario.

What type of vulnerability is FG-IR-23-301?

FG-IR-23-301 is categorized as an improper certificate validation vulnerability, listed under CWE-295.

Vulnerability/
FG-IR-23-301

medium

4.4

8/2/2024

FG-IR-23-301: Fortilink lack of certificate validation

First published: Thu Feb 08 2024(Updated: 1 year ago)

An improper certificate validation vulnerability [CWE-295] in FortiOS may allow an unauthenticated attacker in a Man-in-the-Middle position to decipher and alter the FortiLink communication channel between the FortiOS device and a FortiSwitch instance.

Affected Software	Affected Version	How to fix
FortiOS	>=7.4.0<=7.4.1
FortiOS	>=7.2.0<=7.2.6
FortiOS	>=7.0.0<=7.0.15
FortiOS	>=6.4

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Frequently Asked Questions

What is the severity of FG-IR-23-301?
The severity of FG-IR-23-301 is considered critical due to the potential for unauthenticated attackers to exploit the vulnerability.
How do I fix FG-IR-23-301?
To fix FG-IR-23-301, upgrade FortiOS to version 7.4.2 or later, or to version 7.2.7 or later.
Which versions of FortiOS are affected by FG-IR-23-301?
FG-IR-23-301 affects FortiOS versions from 7.4.0 to 7.4.1, from 7.2.0 to 7.2.6, and all versions up to 7.0.15 and 6.4.
Can FG-IR-23-301 be exploited remotely?
Yes, FG-IR-23-301 can be exploited remotely by an attacker positioned in a Man-in-the-Middle scenario.
What type of vulnerability is FG-IR-23-301?
FG-IR-23-301 is categorized as an improper certificate validation vulnerability, listed under CWE-295.

collector/fortiguard-psirt-latest
source/FortiGuard
alias/CVE-2023-47537
agent/last-modified-date
agent/type
agent/first-publish-date
agent/references
agent/severity
agent/description
agent/event
agent/title
agent/source
agent/tags
agent/softwarecombine
collector/fortiguard-psirt
agent/software-canonical-lookup
agent/software-canonical-lookup-request
vendor/fortinet
canonical/fortios
version/fortios/7.4.0
version/fortios/7.4.1
version/fortios/7.2.0
version/fortios/7.2.6
version/fortios/7.0.0
version/fortios/7.0.15
version/fortios/6.4

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