CVE-2018-7798

State: Published
Severity: 8.2 High
Published: Nov 2, 2018
Updated: May 29, 2026
Reserved: Mar 8, 2018

Description

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) when remotely connected to the device.

Scores

CVSS	Score	Vector	Source
3.1	8.2 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L	CISA-ADP

Weaknesses

CWE-345 Insufficient Verification of Data Authenticity

Affected Products

Product	Versions
Modicon M221, All VersionsSchneider Electric SE	Modicon M221, All VersionsAffected

References

105970vdb-entry
https://www.schneider-electric.com/en/download/document/SEVD-2018-270-01/

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