CVE-2018-8840

highpriority · track · 42EPSS 0.086 · 95 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

8.63% (95th) EPSS

CVSS 10 · high

Is it mine?

9 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

A remote attacker could send a carefully crafted packet in InduSoft Web Studio v8.1 and prior versions, and/or InTouch Machine Edition 2017 v8.1 and prior versions during a tag, alarm, or event related action such as read and write, which may allow remote code execution.

remediations

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

A vendor fix is available.

FixedInTouch Machine Edition 2017cisa_csaf_ot
Users using InduSoft Web Studio v8.1 or prior versions are affected and should upgrade and apply InduSoft Web Studio v8.1 SP1 as soon as possible.
FixedInduSoft Web Studiocisa_csaf_ot
Users using InduSoft Web Studio v8.1 or prior versions are affected and should upgrade and apply InduSoft Web Studio v8.1 SP1 as soon as possible.
MitigationInTouch Machine Edition 2017cisa_csaf_ot
Users using InTouch Machine Edition 2017 v8.1 or prior versions are affected and should upgrade and apply InTouch Machine Edition 2017 v8.1 SP1 as soon as possible.
MitigationInduSoft Web Studiocisa_csaf_ot
Users using InTouch Machine Edition 2017 v8.1 or prior versions are affected and should upgrade and apply InTouch Machine Edition 2017 v8.1 SP1 as soon as possible.

cvss

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

10.0

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 9–10

v2.010highAV:N/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 10 · impact 10

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US

v3.09criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-121USCWE-121USCWE-121US

affected products (9)

Products and version ranges known to be affected.

InTouch Machine Edition 2017: v8.1 and prior versionsall versionscisa_csaf_otUS
InduSoft Web Studio: v8.1 and prior versionsall versionscisa_csaf_otUS
Schneider Electric Software, LLC InTouch Machine Edition 2017≤ 8.1cisa_csaf_otUS
Schneider Electric Software, LLC InduSoft Web Studio≤ 8.1cisa_csaf_otUS
ICS-CERT Schneider Electric InduSoft Web Studio and InTouch Machine Edition≤ InduSoft Web Studio v8.1 and prior versions, and InTouch Machine Edition 2017 v8.1 and prior versions.enisa_euvdEU
Schneider Electric InTouch Machine Edition 2017≤ v8.1fstec_bduRU
Schneider Electric InduSoft Web Studio≤ v8.1fstec_bduRU
indusoft web studio≤ 8.1nvdUScpe:2.3:a:indusoft:web_studio:*:*:*:*:*:*:*:*
industrial-software intouch machine edition 2017≤ 8.1nvdUScpe:2.3:a:industrial-software:intouch_machine_edition_2017:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-18-107-01Schneider Electric InduSoft Web Studio and InTouch Machine Edition2018-04-17icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability during tag, alarm, or event related actions could allow remote code execution that, under high privileges, could completely compromise the device.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisa_csaf_ot nvd NVD CVE.org MITRE

published 2018-04-18modified 2026-06-17

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+21038 more

references (12)

External citations — patches, advisories, analysis.

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