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CVE-2019-6856
Published: Jan 6, 2020
Modified: May 29, 2026
PUBLISHED
Description
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions) which could cause a Denial of Service when writing specific physical memory blocks using Modbus TCP.
| Vendor | Product | Versions |
|---|---|---|
Schneider Electric SE | Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions) | affected Modicon M580affected Modicon M340affected Modicon Quantumaffected Modicon Premium (see security notification for specific versions) |
Weaknesses (CWE)
References
https://www.se.com/ww/en/download/document/SEVD-2019-344-01
x_refsource_CONFIRM
https://www.us-cert.gov/ics/advisories/icsa-20-016-01
x_refsource_MISC
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