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A CWE-754 Improper Check for Unusual or Exceptional...

High severity Unreviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Jan 29, 2023

Package

No package listedSuggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

A CWE-754 Improper Check for Unusual or Exceptional Conditions vulnerability exists in the Web Server on Modicon M340, Legacy Offers Modicon Quantum and Modicon Premium and associated Communication Modules (see security notification for affected versions), that could cause a denial of service vulnerability when a specially crafted packet is sent to the controller over HTTP.

References

Published by the National Vulnerability Database Dec 11, 2020
Published to the GitHub Advisory Database May 24, 2022
Last updated Jan 29, 2023

Severity

High

EPSS score

0.103%
(43rd percentile)

Weaknesses

CVE ID

CVE-2020-7539

GHSA ID

GHSA-x6hc-2whc-99qv

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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