Improper input validation in Schneider Electric Modicon M340
Priority MEDIUM 44CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
CWE-20: Improper Input Validation vulnerability exists that could cause a Denial Of Service when specific crafted FTP command is sent to the device.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00499 43rd percentileScored 2026-11-07
Fix Fixed BMXNOE0100: Modbus/TCP Ethernet Modicon M340 module (Schneider Electric): 3.60BMXNOE0110: Modbus/TCP Ethernet Modicon M340 FactoryCast module (Schneider Electric): 6.80
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Schneider Electric | Modicon M340 | All versions | — | No fix listed | CNA |
| Schneider Electric | BMXNOR0200H: Ethernet / Serial RTU Module | All versions | — | No fix listed | CNA |
| Schneider Electric | BMXNGD0100: M580 Global Data module | All versions | — | No fix listed | CNA |
| Schneider Electric | BMXNOC0401: Modicon M340 X80 Ethernet Communication modules | All versions | — | No fix listed | CNA |
| Schneider Electric | BMXNOE0100: Modbus/TCP Ethernet Modicon M340 module | before 3.60 | 3.60 | Patch available | CNA |
| Schneider Electric | BMXNOE0110: Modbus/TCP Ethernet Modicon M340 FactoryCast module | before 6.80 | 6.80 | Patch available | CNA |
- Modicon M340 VendorSchneider Electric Affected All versions Fixed in — No fix listed CNA
- BMXNOR0200H: Ethernet / Serial RTU Module VendorSchneider Electric Affected All versions Fixed in — No fix listed CNA
- BMXNGD0100: M580 Global Data module VendorSchneider Electric Affected All versions Fixed in — No fix listed CNA
- BMXNOC0401: Modicon M340 X80 Ethernet Communication modules VendorSchneider Electric Affected All versions Fixed in — No fix listed CNA
- BMXNOE0100: Modbus/TCP Ethernet Modicon M340 module VendorSchneider Electric Affected before 3.60 Fixed in 3.60 Patch available CNA
- BMXNOE0110: Modbus/TCP Ethernet Modicon M340 FactoryCast module VendorSchneider Electric Affected before 6.80 Fixed in 6.80 Patch available CNA
Remediation
- Fix · CNA BMXNOE0100: Modbus/TCP Ethernet Modicon M340 module (Schneider Electric) Fixed in 3.60
- Fix · CNA BMXNOE0110: Modbus/TCP Ethernet Modicon M340 FactoryCast module (Schneider Electric) Fixed in 6.80
Timeline
- 2026-10-02 Threatist record created from CVE-2025-6625
- 2026-10-03 Alias added: GHSA-g42w-g594-fr77
References
More Schneider Electric vulnerabilities
- TI-2018-05679 SQL injection in U.motion Builder software version 1.3.4 KEVCVSS 3.1CRITICAL 9.8
- TI-2021-05589 Hard-coded credentials in EVlink City , EVlink Parking , and EVlink Smart Wallbox CVSS 3.1CRITICAL 9.8
- TI-2022-15561 OS command injection in Schneider Electric SpaceLogic C-Bus Home Controller CVSS 3.1HIGH 8.8
- TI-2023-04970 Path traversal in Schneider Electric C-Bus Toolkit CVSS 3.1CRITICAL 9.8
- TI-2019-04862 Improper handling of exceptional conditions in Schneider Electric Modicon M580 CVSS 3.1HIGH 7.5
- TI-2018-05690 Improper handling of exceptional conditions in Modicon M580 Modicon M340 Modicon Quantum… CVSS 3.1HIGH 7.5
Sources
- CVE-2025-6625 · CVE Program
- CVE-2025-6625 · NVD
- FIRST EPSS
- GHSA-g42w-g594-fr77 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences