// For flags

CVE-2020-7498

 

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

A CWE-798: Use of Hard-coded Credentials vulnerability exists in the Unity Loader and OS Loader Software (all versions). The fixed credentials are used to simplify file transfer. Today the use of fixed credentials is considered a vulnerability, which could cause unauthorized access to the file transfer service provided by the Modicon PLCs. This could result in various unintended results.

Una CWE-798: Se presenta una vulnerabilidad de Uso de Credenciales Embebidas en Unity Loader and OS Loader Software (todas las versiones). Las credenciales fijas son usadas para simplificar la transferencia de archivo. Hoy en día, el uso de credenciales fijas es considerada una vulnerabilidad, lo que podría causar acceso no autorizado al servicio de transferencia de archivos proporcionado por los PLC Modicon. Esto podría conllevar a varios resultados no deseados

*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
  • 2020-01-21 CVE Reserved
  • 2020-06-16 CVE Published
  • 2023-03-07 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-798: Use of Hard-coded Credentials
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
https://www.se.com/ww/en/download/document/SEVD-2020-161-02 2022-01-31
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"
 Os Loader
Search vendor "Schneider-electric" for product "Os Loader"
*-
Affected
Schneider-electric
Search vendor "Schneider-electric"
 Unity Loader
Search vendor "Schneider-electric" for product "Unity Loader"
*-
Affected