CVE-2021-21786

HIGH · CVSS 7.8 EPSS 0.29%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-07-07 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE

CVE-2021-21786

Severity

HIGH

CVSS

7.8

EPSS

0.29%

Original NVD 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.