CVE-2020-16235

lowpriority · track · 26EPSS 0.001 · 1 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.10% (1st) EPSS

CVSS 2.1 · low

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

Inadequate encryption may allow the credentials used by Emerson OpenEnterprise, up through version 3.3.5, to access field devices and external systems to be obtained.

remediations

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

A vendor fix is available.

FixedOpenEnterprisecisa_csaf_ot
Emerson recommends all users upgrade to OpenEnterprise 3.3, Service Pack 6 (3.3.6), to resolve this issue. OpenEnterprise Service Packs are available to users with access to the Emerson SupportNet system (login required). Details will be found in the downloads area.
https://www3.emersonprocess.com/remote/support/v3/main.html
MitigationOpenEnterprisecisa_csaf_ot
Please send any questions via a SupportNet ticket or by contacting Emerson at US 800-537-9313. For users outside of the United States, please use international toll-free numbers.
https://www3.emersonprocess.com/remote/support/v3/techsupportnumbers.html

cvss

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

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 2.1–6.5

v2.02.1lowAV:L/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 2.9

v3.16.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2 · impact 4

v3.03.8lowCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:Nsecondary · CISA US

v3.13.8lowCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:Nsecondary · ENISA EU

v3.13.8lowCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:Nsecondary · ics-cert@hq.dhs.gov USexploitability 2 · impact 1.4

v3.16mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-326USprimaryCWE-326US

affected products (4)

Products and version ranges known to be affected.

OpenEnterprise: All versions through 3.3.5all versionscisa_csaf_otUS
Emerson OpenEnterprise≤ 3.3.5cisa_csaf_otUS
Emerson Open Enterprise≤ All ≤3.3.5enisa_euvdEU
emerson openenterprise scada server≤ 3.3.5nvdUScpe:2.3:a:emerson:openenterprise_scada_server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-20-238-02Emerson OpenEnterprise2020-08-25icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability could allow an attacker access to credentials held by OpenEnterprise used for accessing field devices and external systems.

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 2022-05-19modified 2026-06-17

related (696)

Related entries.

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CVE-2016-2183US	high7.5OT high	94.7% (100th)	Exploit	2016-09-01
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+691 more

references (6)

External citations — patches, advisories, analysis.

scry

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