CVE-2019-6856
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2019
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
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.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions)
- Vendor
- Schneider Electric SE
- Product
- Modicon M580, Modicon M340, Modicon Quantum, Modicon Premium (see security notification for specific versions)
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| Modicon M580 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Modicon M340 | affected | Unavailable | Unavailable | Unavailable | None listed |
| Modicon Quantum | affected | Unavailable | Unavailable | Unavailable | None listed |
| Modicon Premium (see security notification for specific versions) | affected | Unavailable | Unavailable | Unavailable | None listed |