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In Phoenix Contact FL COMSERVER UNI in versions < 2.40 a...

High severity Unreviewed Published May 24, 2022 to the GitHub Advisory Database • Updated Jan 30, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

In Phoenix Contact FL COMSERVER UNI in versions < 2.40 a invalid Modbus exception response can lead to a temporary denial of service.

References

Published by the National Vulnerability Database Jun 25, 2021
Published to the GitHub Advisory Database May 24, 2022
Last updated Jan 30, 2023

Severity

High

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(56th percentile)

Weaknesses

Missing Release of Resource after Effective Lifetime

The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed. Learn more on MITRE.

CVE ID

CVE-2021-21002

GHSA ID

GHSA-wc86-7c83-q7g5

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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