// For flags

CVE-2020-20741

 

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

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.

Un Control de Acceso Incorrecto en Beckhoff Automation GmbH & Co. KG CX9020 con versiones de firmware CX9020_CB3011_WEC7_HPS_v602_TC31_B4016.6, permite a atacantes remotos omitir la autenticación por medio de "CE Remote Display Tool", ya que no cierra la conexión entrante en el lado de Windows CE si las credenciales son incorrectas

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-08-13 CVE Reserved
  • 2021-07-23 CVE Published
  • 2024-04-21 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Beckhoff
Search vendor "Beckhoff"
 Cx9020
Search vendor "Beckhoff" for product "Cx9020"
 6.02
Search vendor "Beckhoff" for product "Cx9020" and version "6.02"
build_4016.6
Affected