CVE-2019-6813
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in...
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions) and Modicon M340 controller (all firmware versions), which could cause denial of service when truncated SNMP packets on port 161/UDP are received by the device.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions) and Modicon M340 controller (all firmware versions), which could cause denial of service when truncated SNMP packets on port 161/UDP are received by the device.
- Record
CVE-2019-6813- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 7.8 High
AV:N/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-754
- Updated
- 2026-11-02
CVE List No score
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions) and Modicon M340 controller (all firmware versions), which could cause denial of service when truncated SNMP packets on port 161/UDP are received by the device.
- Record
CVE-2019-6813- Weakness
- CWE-754
- Updated
- 2026-11-02
EUVDEUVD-2019-16367 No score
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions) and Modicon M340 controller (all firmware versions), which could cause denial of service when truncated SNMP packets on port 161/UDP are received by the device.
- Record
EUVD-2019-16367- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-ffcc-34j7-9r9f No score
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in...
A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions) and Modicon M340 controller (all firmware versions), which could cause denial of service when truncated SNMP packets on port 161/UDP are received by the device.
- Record
GHSA-ffcc-34j7-9r9f- Weakness
- CWE-754
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-6813 is a high vulnerability (CVSS 7.5) in Cve-2019-6813 Bmxnor0200h Ethernet / Serial Rtu Module, published September 17, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.08%, the 81st percentile. No source names a fixed version.