CVE-2019-6831

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.

Category

8.6
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.58%
Vendor Advisory schneider-electric.com
Affected: Schneider Electric SE BMXNOR0200H Ethernet / Serial RTU module
Published at:
Updated at:

References

Link Tags
https://www.schneider-electric.com/en/download/document/SEVD-2019-225-03/ vendor advisory
https://security.cse.iitk.ac.in/responsible-disclosure broken link

Frequently Asked Questions

What is the severity of CVE-2019-6831?
CVE-2019-6831 has been scored as a high severity vulnerability.
How to fix CVE-2019-6831?
To fix CVE-2019-6831, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-6831 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-6831 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-6831?
CVE-2019-6831 affects Schneider Electric SE BMXNOR0200H Ethernet / Serial RTU module.
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