CVE-2018-3989

MEDIUM

WIBU-SYSTEMS WibuKey.sys 6.40 (Build 2400) - Kernel Memory Disclosure via 0x8200E804 IOCTL Handler

Title source: llm
STIX 2.1

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.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/107005
Exploit, Third Party Advisory x_refsource_misc
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0657
Third Party Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-844562.pdf
Third Party Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-760124.pdf

Scores

CVSS v3 4.3
EPSS 0.0057
EPSS Percentile 42.6%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

Details

CWE
CWE-908
Status published
Products (1)
wibu/wibukey 6.40
Published Feb 05, 2019
Tracked Since Feb 18, 2026