The CodeWrights HART Device Type Manager (DTM) library in Emerson HART DTM before 1.4.181 allows physically proximate attackers to cause a denial of service (DTM outage and FDT Frame application hang) by transmitting crafted response packets on the 4-20 mA current loop.
Conclusion & alert: CVE-2014-9191 is rated Low Risk (18.8/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.37%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.06% | 0.37% | +0.31% |
| 2 | 2023-03-07 | 0.95% | 0.06% | -0.89% |
| 3 | 2022-02-04 | — | 0.95% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 2.1 | 2.0 | LOW |
|
3.9 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| codewrights | hart_device_type_manager | <= 1.0.44 | cpe:2.3:a:codewrights:hart_device_type_manager:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/71952 | |
| http://www2.emersonprocess.com/siteadmincenter/PM%20Central%20Web%20Documents/EMR%20EPM14001-1.pdf | Vendor Advisory |
| https://ics-cert.us-cert.gov/advisories/ICSA-15-008-01A | Third Party Advisory US Government Resource |
| https://ics-cert.us-cert.gov/advisories/ICSA-15-237-01 |