Wibu-Systems WibuKey.sys 6.40 IOCTL Handler Function IRP Request information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Wibu-Systems WibuKey.sys 6.40. It has been declared as problematic. This vulnerability affects unknown code of the component IOCTL Handler Function. The manipulation as part of IRP Request leads to information disclosure. This vulnerability was named CVE-2018-3989. Local access is required to approach this attack. There is no exploit available. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Detailsinfo

A vulnerability was found in Wibu-Systems WibuKey.sys 6.40. It has been classified as problematic. This affects an unknown functionality of the component IOCTL Handler Function. The manipulation as part of a IRP Request leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

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.

The bug was discovered 02/12/2019. The weakness was released 02/05/2019 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2018-3989 since 01/02/2018. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-130552 and VDB-130553. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 4.3
CNA Vector (Talos): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/02/2018 🔍
02/05/2019 +399 days 🔍
02/06/2019 +1 days 🔍
02/12/2019 +6 days 🔍
07/06/2023 +1605 days 🔍

Sourcesinfo

Advisory: ssa-760124⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-3989 (🔍)
GCVE (CVE): GCVE-0-2018-3989
GCVE (VulDB): GCVE-100-130551
SecurityFocus: 107005

See also: 🔍

Entryinfo

Created: 02/06/2019 13:46
Updated: 07/06/2023 09:55
Changes: 02/06/2019 13:46 (56), 05/08/2020 14:05 (3), 07/06/2023 09:53 (4), 07/06/2023 09:55 (10)
Complete: 🔍
Cache ID: 216:965:103

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