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CVE-2018-7798

A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon M221, all versions, which could cause a change of IPv4 configuration (IP address, mask and gateway) wh...

Published: Nov 2, 2018Updated: May 29, 2026 Sources: CVE List NVD BDU csafCWE-345
NVD MITRE
8.2CVSSHIGH
EPSS Score
0.7%
Top 53.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:LAvailability
Low
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Weaknesses

CWE-345

Affected Products

Modicon M221Schneider ElectricICS / OT / IoT
Modicon M221, All VersionsSchneider Electric SE
Embedded
ICS / OT / IoT / plc-scada-hmi
somachine basicschneider-electricICS / OT / IoT
schneider electriccommercialFRICS / OT / IoTaka schneider-electric
schneider electric secommercialFRICS / OT / IoTaka u.motion, pelco sarix professional, modicon m340, premium quantum plcs, bmxnor0200
schneider-electriccommercialFRICS / OT / IoTaka schneider electric se

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available
Workaround Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2018/icsa-18-324-02.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-18-324-02
cisa.gov
https://www.cisa.gov/uscert/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
cisa.gov
and 7 more references View all →

Timeline

Published
Nov 2, 2018
Last Updated
May 29, 2026

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