CVE-2021-21786
HIGHIOBit Advanced SystemCare Ultimate 14.2.0.220 - Privilege Escalation via IOCTL 0x9c406144
Title source: llmDescription
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.
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1253
Scores
CVSS v3
7.8
EPSS
0.0029
EPSS Percentile
21.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-269
CWE-782
Status
published
Products (1)
iobit/advanced_systemcare_ultimate
14.2.0.220
Published
Jul 07, 2021
Tracked Since
Feb 18, 2026