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Vulnerability record · CVE-2014-5435 · published 8 April 2019

CVE-2014-5435: Honeywell experion process knowledge system out-of-bounds write vulnerability

Honeywell · Experion Process Knowledge System

An arbitrary memory write vulnerability exists in the dual_onsrv.exe module in Honeywell Experion PKS R40x before R400.6, R41x before R410.6, and R43x before R430.2, that could lead to possible remote code execution 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.

9.8 CVSS 3.0 Critical EPSS 3.5% · top 11.4% CWE-123 · CWE-123CWE-787 · Out-of-bounds write
9.8CVSS 3.0 base score, v2 7.5
3.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

An arbitrary memory write vulnerability exists in the dual_onsrv.exe module in Honeywell Experion PKS R40x before R400.6, R41x before R410.6, and R43x before R430.2, that could lead to possible remote code execution 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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://ics-cert.us-cert.gov/advisories/ICSA-14-352-01 MitigationThird Party AdvisoryUS Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-14-352-01 MitigationThird Party AdvisoryUS Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2014-9186Honeywell experion process knowledge system php remote file inclusion vulnerabilityA file inclusion vulnerability exists in the confd.exe module in Honeywell Experion PKS R40x before R400.6, R41x before R410.6, and R43x before R430.…EPSS 3.7%9.8CVE-2014-9187Honeywell experion process knowledge system heap-based buffer overflow vulnerabilityMultiple heap-based buffer overflow vulnerabilities exist in Honeywell Experion PKS all versions prior to R400.6, all versions prior to R410.6, and a…EPSS 3.6%9.8CVE-2014-9189Honeywell experion process knowledge system stack-based buffer overflow vulnerabilityMultiple stack-based buffer overflow vulnerabilities were found in Honeywell Experion PKS all versions prior to R400.6, all versions prior to R410.6,…EPSS 5.2%7.5CVE-2014-5436Honeywell experion process knowledge system path traversal vulnerabilityA directory traversal vulnerability exists in the confd.exe module in Honeywell Experion PKS R40x before R400.6, R41x before R410.6, and R43x before …EPSS 3.1%3.7CVE-2016-8344Honeywell experion process knowledge system improper input validation vulnerabilityAn issue was discovered in Honeywell Experion Process Knowledge System (PKS) platform: Experion PKS, Release 3xx and prior, Experion PKS, Release 400…EPSS 1.5%8.2CVE-2025-22225VMware ESXi VMX arbitrary write enables sandbox escapeVMware ESXi contains an arbitrary write vulnerability in which a malicious actor with privileges within the VMX process can trigger an arbitrary kern…KEVEPSS 1.0%analysed

Source: NIST National Vulnerability Database (record CVE-2014-5435), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.