CVE-2018-3989

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

An exploitable kernel memory disclosure 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 the driver to return uninitialized memory, resulting in kernel memory disclosure. An attacker can send an IRP request to trigger this vulnerability.

Metrics

CVSS 3.0 5.5/10CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Weakness enumeration

CWE-908

Affected software

No affected versions have been published.

Timeline

Published
Feb 5, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

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CVE-2018-3989: Medium severity, CVSS 5.5 | Vulnix