AUGUST 4, 2026
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Case File

CVE-2021-42993

HIGH · CVSS 8.8 EPSS 0.48%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-12-07 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2021-42993
Severity
HIGH
CVSS
8.8
EPSS
0.48%
Windows

Original NVD Description

FlexiHub For Windows is affected by Integer Overflow. IOCTL Handler 0x22001B in the FlexiHub For Windows above 2.0.4340 below 5.3.14268 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) via specially crafted I/O Request Packet.