A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause denial of service of the controller when communicating over the Modbus TCP protocol.
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists that could cause denial of service of the controller when communicating over the Modbus TCP protocol.
| Vendor | Product | Versions |
|---|---|---|
| Schneider Electric | Modicon M340 CPU (part numbers BMXP34*) | prior to SV3.51 |
| Schneider Electric | Modicon M580 CPU (part numbers BMEP* and BMEH*) | prior to V4.10 |
| Schneider Electric | Modicon M580 CPU Safety (part numbers BMEP58*S and BMEH58*S) | All |
| Schneider Electric | Modicon Momentum Unity M1E Processor (171CBU*) | All |
| Schneider Electric | Modicon MC80 (BMKC80) | All |
| Schneider Electric | Legacy Modicon Quantum (140CPU65*) | All |
| Schneider Electric | Legacy Modicon Premium CPUs (TSXP57*) | All |
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.