// For flags

CVE-2020-6656

File parsing Type Confusion Remote code execution vulerability

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Eaton's easySoft software v7.xx prior to v7.22 are susceptible to file parsing type confusion remote code execution vulnerability. A malicious entity can execute a malicious code or make the application crash by tricking user upload a malformed .E70 file in the application. The vulnerability arises due to improper validation of user data supplied through E70 file which is causing Type Confusion.

El software easySoft de Eaton versiones v7.xx y anteriores a la v7.22 es susceptible a la vulnerabilidad de ejecución remota de código por confusión de tipo de archivo. Una entidad maliciosa puede ejecutar un código malicioso o hacer que la aplicación se bloquee engañando al usuario para que cargue un archivo .E70 malformado en la aplicación. La vulnerabilidad surge debido a la incorrecta validación de los datos del usuario suministrados a través del archivo E70, lo que provoca una confusión de tipos

*Credits: Eaton would like to thank Francis Provencher from ZDI
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
Low
Availability
Low
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-01-09 CVE Reserved
  • 2021-01-07 CVE Published
  • 2023-09-23 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Eaton
Search vendor "Eaton"
 Easysoft
Search vendor "Eaton" for product "Easysoft"
 >= 7.00 < 7.20
Search vendor "Eaton" for product "Easysoft" and version " >= 7.00 < 7.20"
-
Affected