// For flags

CVE-2019-6821

 

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

CWE-330: Use of Insufficiently Random Values vulnerability, which could cause the hijacking of the TCP connection when using Ethernet communication in Modicon M580 firmware versions prior to V2.30, and all firmware versions of Modicon M340, Modicon Premium, Modicon Quantum.

Una CWE-330: Una vulnerabilidad de Uso Insuficientes de valores aleatorios, podría generar el secuestro de la conexión TCP cuando se utiliza el protocolo de comunicación Ethernet en Modicon M580 versiones de firmware anteriores a V2.30, y todas las versiones de firmware de Modicon M340, Modicon Premium, Modicon Quantum.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-01-25 CVE Reserved
  • 2019-05-22 CVE Published
  • 2024-06-19 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-330: Use of Insufficiently 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 M580 Firmware
Search vendor "Schneider-electric" for product "Modicon M580 Firmware"
< 2.30
Search vendor "Schneider-electric" for product "Modicon M580 Firmware" and version " < 2.30"
-
Affected
in Schneider-electric
Search vendor "Schneider-electric"
Modicon M580
Search vendor "Schneider-electric" for product "Modicon M580"
--
Safe
Schneider-electric
Search vendor "Schneider-electric"
Modicon M340 Firmware
Search vendor "Schneider-electric" for product "Modicon M340 Firmware"
*-
Affected
in Schneider-electric
Search vendor "Schneider-electric"
Modicon M340
Search vendor "Schneider-electric" for product "Modicon M340"
--
Safe
Schneider-electric
Search vendor "Schneider-electric"
Modicon Quantum Firmware
Search vendor "Schneider-electric" for product "Modicon Quantum Firmware"
*-
Affected
in Schneider-electric
Search vendor "Schneider-electric"
Modicon Quantum
Search vendor "Schneider-electric" for product "Modicon Quantum"
--
Safe
Schneider-electric
Search vendor "Schneider-electric"
Modicon Premium Firmware
Search vendor "Schneider-electric" for product "Modicon Premium Firmware"
*-
Affected
in Schneider-electric
Search vendor "Schneider-electric"
Modicon Premium
Search vendor "Schneider-electric" for product "Modicon Premium"
--
Safe