WibuKey.sys Version 6.40 (Build 2400) IOCTL Handler Buffer Overflow Vulnerability

WibuKey.sys Version 6.40 (Build 2400) IOCTL Handler Buffer Overflow Vulnerability

CVE-2018-3990 · HIGH Severity

AV:L/AC:L/AU:N/C:C/I:C/A:C

An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 (Build 2400). A specially crafted IRP request can cause a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation. An attacker can send an IRP request to trigger this vulnerability.

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