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CVE-2021-21786 Details

Description

A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet (IRP) can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability.

Metrics

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1253 CVEExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1253 [email protected]ExploitThird Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-269Improper Privilege Management[email protected]
CWE-782Exposed IOCTL with Insufficient Access Control[email protected]

Affected Products

ProductVersions
iobit advanced systemcare ultimate
14.2.0.220

CPE

  • cpe:2.3:a:iobit:advanced_systemcare_ultimate:14.2.0.220:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

7 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-21786
NVD Published Date:
Jul 7, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-21786 Details - Not Deferred