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CVE-2019-6831
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all…
High8.6EPSS 1.4%
- Published
- Updated
- Reserved
- Assigned by
- schneider
Description
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions), which could cause disconnection of active connections when an unusually high number of IEC 60870- 5-104 packets are received by the module on port 2404/TCP.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High8.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.4% · top 27% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.6.
Weakness
Affected products
Schneider Electric SE · BMXNOR0200H Ethernet / Serial RTU module
- affected all firmware versions
References (2)
- https://www.schneider-electric.com/en/download/document/SEVD-2019-225-03/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://security.cse.iitk.ac.in/responsible-disclosure (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-6831)Record last updated .