CVE-2019-6811

Description

An Improper Check for Unusual or Exceptional Conditions (CWE-754) vulnerability exists in Modicon Quantum 140 NOE771x1 version 6.9 and earlier, which could cause denial of service when the module receives an IP fragmented packet with a length greater than 65535 bytes. The module then requires a power cycle to recover.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.39%
Vendor Advisory schneider-electric.com
Affected: Schneider Electric SE Modicon Quantum 140 NOE771x1
Published at:
Updated at:

References

Link Tags
https://www.schneider-electric.com/en/download/document/SEVD-2019-253-02/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-6811?
CVE-2019-6811 has been scored as a high severity vulnerability.
How to fix CVE-2019-6811?
To fix CVE-2019-6811, 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-2019-6811 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-6811 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-6811?
CVE-2019-6811 affects Schneider Electric SE Modicon Quantum 140 NOE771x1.
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