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Status published
High
CVE-2018-7759
A buffer overflow vulnerability exists in Schneider Electric's Modicon M340,...
Vulnerability Description
A buffer overflow vulnerability exists in Schneider Electric's Modicon M340, Modicon Premium, Modicon Quantum PLC, BMXNOR0200. The buffer overflow vulnerability is caused by the length of the source string specified (instead of the buffer size) as the number of bytes to be copied.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Schneider Electric SE
View all reports →Affected Software
Modicon M340, Modicon Premium, Modicon Quantum, BMXNOR0200
Vulnerable Versions:
All Modicon M340, Premium, Quantum PLCs and BMXNOR0200
Timeline
Official Publish:
April 18th, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.