AUGUST 4, 2026
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Case File

CVE-2021-42688

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-2021-42688
Severity
HIGH
CVSS
8.8
EPSS
0.48%
Windows

Original NVD Description

An Integer Overflow vulnerability exists in Accops HyWorks Windows Client prior to v 3.2.8.200. The IOCTL Handler 0x22005B in the Accops HyWorks Windows Client prior to v 3.2.8.200 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.