CVE Vulnerability

CVE-2020-20741

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.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2019-006.pdf Mitigation Patch
Configurations

Configuration 1

cpe:2.3:h:beckhoff:cx9020:6.02:build_4016.6:*:*:*:*:*:*
Information

Published : 2021-07-23 08:15

Updated : 2021-08-09 05:43

NVD link : CVE-2020-20741

Mitre link : CVE-2020-20741

Products Affected
No products.
CWE
NVD-CWE-Other