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Fencer Intel
critical 9.8

CVE-2014-9187 json

Multiple heap-based buffer overflow vulnerabilities exist in Honeywell Experion PKS all versions prior to R400.6, all versions prior to R41…

published 2019-03-25 7 y ago modified 2026-06-17 4 mo ago also EUVD-2014-9012

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.6%
EPSS 3.6% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

Multiple heap-based buffer overflow vulnerabilities exist in Honeywell Experion PKS all versions prior to R400.6, all versions prior to R410.6, and all versions prior to R430.2 modules, which 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.

Patch / fix

  • honeywell experion_process_knowledge_system r400.6, r410.6, r430.2

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-14-352-01 updated cvss 7.6

Honeywell Experion PKS Vulnerabilities

  • Honeywell Experion PKS R40x <Experion_PKS_R400.6 Honeywell Experion PKS R41x <Experion_PKS_R410.6 Honeywell Experion PKS R43x <Experion_PKS_R430.2
    affected: mitigation “Available patches that resolve the vulnerabilities are listed below: Software Downloads: Experion Update Patch R400.6, Experion Update Patch R410.6, Experion Update Patch R430.2” honeywellprocess.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

3.62% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Honeywell Experion PKS

Classification

Weakness
  • CWE-122 Heap-based Buffer Overflow
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.