#VU94002 Improper access control in FortiExtender - CVE-2024-23663

Vulnerability identifier: #VU94002

Vulnerability risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-23663

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FortiExtender
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions within the authentication component. A remote user can bypass implemented security restrictions and create users with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FortiExtender: 7.0.0 - 7.0.4, 7.2.0 - 7.2.4, 7.4.0 - 7.4.2

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External links
https://fortiguard.com/psirt/FG-IR-23-459

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.