VULNERABILITY INTELLIGENCE
CVE-2018-7759
CVSS score7.5 HIGH
EPSS probability1.29%
CISA KEVNot currently listed
Published2018-04-18
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.
Weakness classification
- CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
Primary references
- cybersecurity@se.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory