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
Published Sep 17, 2019
8.6
HIGHCVSS 3.1
EPSS 1.40%
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.
Affected products
-
- Version all firmware versionsStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Schneider Electric SE | BMXNOR0200H Ethernet / Serial RTU module | n/a |
|
- n/a
Running on/with
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.40% (0.01401) | 71.56th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.40% (0.01401) | 71.31th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.14% (0.00145) | 50.89th | v3 (v2023.03.01) |
| Jun 20, 2024 | 0.14% (0.00145) | 50.65th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.14% (0.00145) | 48.65th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.50% (0.04499) | 74.08th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.74% (0.02742) | 63.06th | v1 |
| Jan 6, 2022 | 2.74% (0.02742) | 62.72th | v1 |
| Jan 5, 2022 | 0.62% (0.00624) | 46.35th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
References (2)
- https://security.cse.iitk.ac.in/responsible-disclosure x_refsource_MISCBroken Link
- https://www.schneider-electric.com/en/download/document/SEVD-2019-225-03/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://security.cse.iitk.ac.in/responsible-disclosure | x_refsource_MISCBroken Link | |
| https://www.schneider-electric.com/en/download/document/SEVD-2019-225-03/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.