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VULNERABILITIES

CVE-2021-42205 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4.7 MEDIUMVector:CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA: CISA-ADPCVSS-B:4.7 MEDIUMVector:CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://www.emc.com.tw/upload/F2E/Vulnerability%20Report/Vulnerability%20Report_Miniport%20touchpad%20Windows%20driver_20221107.pdf CVEThird Party Advisory
https://www.emc.com.tw/upload/F2E/Vulnerability%20Report/Vulnerability%20Report_Miniport%20touchpad%20Windows%20driver_20221107.pdf [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
NVD-CWE-noinfoInsufficient Information to Classify Weakness[email protected]
CWE-703Improper Check or Handling of Exceptional ConditionsCISA-ADP

Affected Products

ProductVersions
lenovo elan miniport touchpad driver
< 24.21.51.2

CPE

  • cpe:2.3:a:lenovo:elan_miniport_touchpad_driver:*:*:*:*:*:windows:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-42205
NVD Published Date:
Nov 7, 2022
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-42205 Details - Not Deferred