PT-2021-20552

CVE-2021-34570

Published

2021-09-27

Updated

2022-07-28

CVSS 2.0

7.8

High

MetricsAV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions: Phoenix Contact PLCnext control devices versions prior to 2021.0.5 LTS

Description: The issue allows for a Denial of Service (DoS) attack through specially crafted JSON requests.

Recommendations: For versions prior to 2021.0.5 LTS, update to version 2021.0.5 LTS or later to resolve the issue.

Exploitability

Fix

Impacts

Researchers

Vendors

Affected products

Weakness enumeration

Related identifiers

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