#VU75738 Use of a broken or risky cryptographic algorithm in FortiNAC and FortiNAC-F - CVE-2022-45858

Vulnerability identifier: #VU75738

Vulnerability risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-45858

CWE-ID: CWE-327

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
FortiNAC
Server applications / IDS/IPS systems, Firewalls and proxy servers
FortiNAC-F
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor: Fortinet, Inc

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to usage of a weak cryptographic algorithm. A remote attacker with ability to intercept communication can perform MitM attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

FortiNAC: 8.7.0 - 9.4.1

FortiNAC-F: 7.2.0

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External links
https://fortiguard.fortinet.com/psirt/FG-IR-22-452

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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