#VU80898 Input validation error in FortiAP-U - CVE-2023-36634

Vulnerability identifier: #VU80898

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-36634

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
FortiAP-U
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Fortinet, Inc

Description

The vulnerability allows a local user to list and delete arbitrary files on the system.

The vulnerability exists due to insufficient validation of user-supplied input in CLI. A local user can pass specially crafted arguments to an affected command and list files or delete them.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FortiAP-U: 5.4.0 - 5.4.6, 6.0.0 - 6.0.4, 6.2.0 - 6.2.5, 7.0.0

---

External links
https://fortiguard.com/psirt/FG-IR-23-123

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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