CVE-2022-30317: Critical severity honeywell experion lx firmware vulnerability
Honeywell Experion LX through 2022-05-06 has Missing Authentication for a Critical Function. According to FSCT-2022-0055, there is a Honeywell Experion LX Control Data Access (CDA) EpicMo protocol with unauthenticated functionality issue. The affected components are characterized as: Honeywell Control Data Access (CDA) EpicMo (55565/TCP). The potential impact is: Firmware manipulation, Denial of service. The Honeywell Experion LX Distributed Control System (DCS) utilizes the Control Data Access (CDA) EpicMo protocol (55565/TCP) for device diagnostics and maintenance purposes. This protocol does not have any authentication features, allowing any attacker capable of communicating with the ports in question to invoke (a subset of) desired functionality. There is no authentication functionality on the protocol in question. An attacker capable of invoking the protocols' functionalities could issue firmware download commands potentially allowing for firmware manipulation and reboot devices causing denial of service.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2022-30317?
CVE-2022-30317 is a vulnerability in Honeywell Experion LX through 2022-05-06 that allows for missing authentication for a critical function.
What is the severity of CVE-2022-30317?
The severity of CVE-2022-30317 is critical with a CVSS score of 9.1.
What is the affected software of CVE-2022-30317?
The affected software of CVE-2022-30317 is Honeywell Experion LX firmware up to version r520.1.
How does CVE-2022-30317 impact Honeywell Experion LX?
CVE-2022-30317 allows unauthorized access to critical functions in Honeywell Experion LX without authentication.
How can CVE-2022-30317 be mitigated?
To mitigate CVE-2022-30317, users should apply the patches provided by Honeywell or follow their recommended security measures.