#VU66909 Missing Authentication for Critical Function in Experion LX - CVE-2022-30317

Vulnerability identifier: #VU66909

Vulnerability risk: High

CVSSv4.0: 6.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-30317

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Experion LX
Other software / Other software solutions

Vendor: Honeywell International, Inc

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to the affected product uses the EpicMo protocol that does not have authentication features. A remote attacker can manipulate firmware or perform a denial of service (DoS) attack.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Experion LX: All versions

---

External links
https://www.forescout.com/blog/
https://www.cisa.gov/uscert/ics/advisories/icsa-22-242-07

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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