// For flags

CVE-2021-42205

 

Severity Score

4.7
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

ELAN Miniport touchpad Windows driver before 24.21.51.2, as used in PC hardware from multiple manufacturers, allows local users to cause a system crash by sending a certain IOCTL request, because that request is handled twice.

El controlador de Windows del panel táctil ELAN Miniport anterior a 24.21.51.2, tal como se usa en hardware de PC de varios fabricantes, permite a los usuarios locales provocar una falla del sistema enviando una determinada solicitud IOCTL, porque esa solicitud se maneja dos veces.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Local
Attack Complexity
High
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-10-11 CVE Reserved
  • 2022-11-07 CVE Published
  • 2023-02-20 First Exploit
  • 2024-08-04 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Lenovo
Search vendor "Lenovo"
 Elan Miniport Touchpad Driver
Search vendor "Lenovo" for product "Elan Miniport Touchpad Driver"
 < 24.21.51.2
Search vendor "Lenovo" for product "Elan Miniport Touchpad Driver" and version " < 24.21.51.2"
windows
Affected