Multiple stack-based buffer overflow vulnerabilities were found in Honeywell Experion PKS all versions prior to R400.6, all versions prior to R410.6, and all versions prior to R430.2 modules that could lead to possible remote code execution, dynamic memory corruption, or denial of service. Honeywell strongly encourages and recommends all customers running unsupported versions of EKPS prior to R400 to upgrade to a supported version.
Conclusion & alert: CVE-2014-9189 is rated High Risk (74.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 5.23%, 91th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +3.52% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
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 | 1.71% | 5.23% | +3.52% |
| 2 | 2025-08-09 | 2.57% | 1.71% | -0.86% |
| 3 | 2025-03-30 | — | 2.57% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.0 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| honeywell | experion_process_knowledge_system | >= r400, < r400.6 | cpe:2.3:a:honeywell:experion_process_knowledge_system:*:*:*:*:*:*:*:* |
| honeywell | experion_process_knowledge_system | >= r410, < r410.6 | cpe:2.3:a:honeywell:experion_process_knowledge_system:*:*:*:*:*:*:*:* |
| honeywell | experion_process_knowledge_system | >= r430, < r430.2 | cpe:2.3:a:honeywell:experion_process_knowledge_system:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://ics-cert.us-cert.gov/advisories/ICSA-14-352-01 | Mitigation Third Party Advisory US Government Resource |