CVE-2022-23447 Path traversal in FortiExtender

High 7.3 Published 11 Jul 2023 Updated 23 Oct 2024

Unauthenticated remote attackers can retrieve arbitrary files from the filesystem via path traversal in FortiExtender management interface.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2022-23447?

CVE-2022-23447 is a high-severity path traversal vulnerability in Fortinet FortiExtender, published on 11 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability [CWE-22] in FortiExtender management interface 7.0.0 through 7.0.3, 4.2.0 through 4.2.4, 4.1.1 through 4.1.8, 4.0.0 through 4.0.2, 3.3.0 through 3.3.2, 3.2.1 through 3.2.3, 5.3 all versions may allow an unauthenticated and remote attacker to retrieve arbitrary files from the underlying filesystem via specially crafted web requests.

Weakness: CWE-22

Which versions are affected by CVE-2022-23447?

It affects 1 product.

Products include Fortinet Fortiextender Firmware.

How do I fix CVE-2022-23447?

No fix has been published for CVE-2022-23447 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-23447 being exploited?

There is no known exploitation of CVE-2022-23447 in the wild and no public exploit code.

Sources

Also known as GHSA-vx64-9phg-mmpv.