CVE-2020-20741

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Incorrect Access Control in Beckhoff Automation GmbH & Co. KG CX9020 with firmware version CX9020_CB3011_WEC7_HPS_v602_TC31_B4016.6 allows remote attackers to bypass authentication via the "CE Remote Display Tool" as it does not close the incoming connection on the Windows CE side if the credentials are incorrect.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Jul 23, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2020-20741: Critical severity, CVSS 9.8 | Vulnix