A remote attacker could send a carefully crafted packet in InduSoft Web Studio v8.1 and prior versions, and/or InTouch Machine Edition 2017…

Published 8 y ago 2018-04-18 · modified 4 mo ago 2026-06-17 · JSON

CVSS

9.8

v3.0 · NVD

CISA KEV

not known exploited

EPSS

8.6%

percentile 95%

Public exploits

none known

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.

Exploit prediction (EPSS)

8.63% probability of exploitation in the next 30 days, higher than 95% of all scored CVEs.

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	10.0	`AV:N/AC:L/Au:N/C:C/I:C/A:C`

Affected products

ICS-CERT Schneider Electric InduSoft Web Studio and InTouch Machine Edition

Classification

Weakness

CWE-121 Stack-based Buffer Overflow
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

securityfocus.com /bid/103949 · vdb-entry, x_refsource_BID, x_transferred
software.schneider-electric.com /pdf/security-bulletin/lfsec00000125/ · x_refsource_MISC, x_transferred
tenable.com /security/research/tra-2018-07 · x_refsource_MISC, x_transferred
ics-cert.us-cert.gov /advisories/ICSA-18-107-01 · x_refsource_MISC, x_transferred

Sources

CVE List: CVE-2018-8840
NVD: CVE-2018-8840

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