// For flags

CVE-2020-7566

 

Severity Score

7.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A CWE-334: Small Space of Random Values vulnerability exists in Modicon M221 (all references, all versions) that could allow the attacker to break the encryption keys when the attacker has captured the traffic between EcoStruxure Machine - Basic software and Modicon M221 controller.

CWE-334: Se presenta una vulnerabilidad de Espación Pequeño de Valores Aleatorios ??en Modicon M221 (todas las referencias, todas las versiones) que podría permitir al atacante romper las claves de cifrado cuando el atacante ha capturado el tráfico entre EcoStruxure Machine - Software básico y el controlador Modicon M221

*Credits: N/A
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Attack Vector
Adjacent
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-01-21 CVE Reserved
  • 2020-11-19 CVE Published
  • 2023-08-05 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-334: Small Space of Random Values
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Schneider-electric
Search vendor "Schneider-electric"
 Modicon M221 Firmware
Search vendor "Schneider-electric" for product "Modicon M221 Firmware"
--
Affected
in Schneider-electric
Search vendor "Schneider-electric"
 Modicon M221
Search vendor "Schneider-electric" for product "Modicon M221"
--
Safe