CVEvulnerability

CVE-2021-21786

7.8 HIGH Published 2021-07-07 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-07-07
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 3.0 ([email protected])
8.8 HIGH — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS 2.0 ([email protected])
4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-269, CWE-782

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.

Affected configurations

• iobit advanced systemcare ultimate 14.2.0.220

Related

Weakness · CWE (2)

  • CWE-269 Improper Privilege Management weakness
  • CWE-782 Exposed IOCTL with Insufficient Access Control weakness

References