VULNERABILITY INTELLIGENCE

CVE-2021-42990

CVSS score8.8 HIGH

EPSS probability0.48%

CISA KEVNot currently listed

Published2021-12-07

Last modified2026-06-17

Description

FlexiHub For Windows is affected by Buffer Overflow. IOCTL Handler 0x22001B in the FlexiHub For Windows above 2.0.4340 below 5.3.14268 allows 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.