CVE-2016-8344

mediumpriority · track · 16EPSS 0.015 · 75 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.55% (75th) EPSS

CVSS 4.3 · medium

Is it mine?

13 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

An issue was discovered in Honeywell Experion Process Knowledge System (PKS) platform: Experion PKS, Release 3xx and prior, Experion PKS, Release 400, Experion PKS, Release 410, Experion PKS, Release 430, and Experion PKS, Release 431. Experion PKS does not properly validate input. By sending a specially crafted packet, an attacker could cause the process to terminate. A successful exploit would prevent firmware uploads to the Series-C devices.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationExperion PKScisa_csaf_ot
Honeywell recommends that Experion users download and apply the appropriate patch to protect themselves from this vulnerability.

cvss

Technical severity, 0–10. One row per scoring source.

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.4–4.3

v2.04.3mediumAV:N/AC:M/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 2.9

v3.03.7lowCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Lprimary · NVD / NIST USexploitability 2.2 · impact 1.4

v3.03.7lowCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · CISA US

v3.03.4lowCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-20US

affected products (13)

Products and version ranges known to be affected.

Honeywell Experion PKS: 400all versionscisa_csaf_otUS
Honeywell Experion PKS: 410all versionscisa_csaf_otUS
Honeywell Experion PKS: 430all versionscisa_csaf_otUS
Honeywell Experion PKS: 431all versionscisa_csaf_otUS
Honeywell Experion PKS: <=3xxall versionscisa_csaf_otUS
Honeywell Experion PKS≤ 3xxcisa_csaf_otUS
Honeywell Experion PKSall versionscisa_csaf_otUS
n/a Honeywell Experion PKS through 431≤ Honeywell Experion PKS through 431enisa_euvdEU
honeywell experion process knowledge system≤ 311nvdUScpe:2.3:a:honeywell:experion_process_knowledge_system:*:*:*:*:*:*:*:*
honeywell experion process knowledge system≤ 411nvdUScpe:2.3:a:honeywell:experion_process_knowledge_system:*:*:*:*:*:*:*:*
honeywell experion process knowledge system= 410nvdUScpe:2.3:a:honeywell:experion_process_knowledge_system:*:*:*:*:*:*:*:*
honeywell experion process knowledge system= 430nvdUScpe:2.3:a:honeywell:experion_process_knowledge_system:*:*:*:*:*:*:*:*
honeywell experion process knowledge system= 431nvdUScpe:2.3:a:honeywell:experion_process_knowledge_system:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-16-301-01Honeywell Experion PKS Improper Input Validation Vulnerability2016-07-31icsa · cisa_csaf_otUS
This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2017-02-13modified 2026-06-17

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+25188 more

references (7)

External citations — patches, advisories, analysis.

http://www.security.honeywell.com/Patchcnnvd
http://www.securityfocus.com/bid/93950 cnnvd
https://ics-cert.us-cert.gov/advisories/ICSA-16-301-01 cnnvd
http://www.securityfocus.com/bid/93950 enisa_euvd
https://ics-cert.us-cert.gov/advisories/ICSA-16-301-01 enisa_euvd
http://www.securityfocus.com/bid/93950Third Party AdvisoryVDB Entrynvd
https://ics-cert.us-cert.gov/advisories/ICSA-16-301-01MitigationThird Party AdvisoryUS Government Resourcenvd

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