CVE-2019-6813
HIGHSchneider Electric Modicon M340 and BMXNOR0200H - Denial of Service via Truncated SNMP Packets
Title source: llmDescription
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.
References (3)
Core 3
Core References
Vendor Advisory x_refsource_confirm
https://www.schneider-electric.com/en/download/document/SEVD-2019-225-03/
Vendor Advisory x_refsource_confirm
https://www.schneider-electric.com/en/download/document/SEVD-2019-225-02/
Third Party Advisory x_refsource_misc
https://security.cse.iitk.ac.in/responsible-disclosure
Scores
CVSS v3
7.5
EPSS
0.0051
EPSS Percentile
66.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-754
Status
published
Products (2)
schneider-electric/bmxnor0200h_firmware
schneider-electric/modicon_m340_firmware
Published
Sep 17, 2019
Tracked Since
Feb 18, 2026