CVE-2018-3989

Severity Score

5.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Existe una vulnerabilidad de exposición de memoria del kernel explotable en la funcionalidad del gestor IOCTL 0x8200E804 de WibuKey.sys de WIBI-SYSTEMS, en su versión 6.40 (en el build 2400). Una petición IRP especialmente manipulada puede causar que el controlador devuelva memoria no inicializada, conduciendo a una exposición de la memoria del kernel. Un atacante puede enviar una petición IRP para provocar esta vulnerabilidad.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-01-02 CVE Reserved
2019-02-05 CVE Published
2024-01-30 EPSS Updated
2024-08-05 CVE Updated
2024-08-05 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-908: Use of Uninitialized Resource

CAPEC

References (5)

URL	Tag	Source
http://www.securityfocus.com/bid/107005	Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-760124.pdf	Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-844562.pdf	Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-902727.pdf	X_refsource_confirm

URL	Date	SRC
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0657	2024-08-05

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Wibu Search vendor "Wibu"	Wibukey Search vendor "Wibu" for product "Wibukey"	6.40 Search vendor "Wibu" for product "Wibukey" and version "6.40"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe