VDB-323726 · CVE-2025-8061 · GCVE-0-2025-8061

Lenovo Dispatcher Driver 3.0/3.1 exposed ioctl with insufficient access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.8	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Lenovo Dispatcher Driver 3.0/3.1 and classified as critical. The impacted element is an unknown function. Such manipulation leads to exposed ioctl with insufficient access control. This vulnerability is documented as CVE-2025-8061. The attack needs to be performed locally. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Lenovo Dispatcher Driver 3.0/3.1 and classified as critical. Affected by this issue is an unknown code. The manipulation with an unknown input leads to a exposed ioctl with insufficient access control vulnerability. Using CWE to declare the problem leads to CWE-782. The product implements an IOCTL with functionality that should be restricted, but it does not properly enforce access control for the IOCTL. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A potential insufficient access control vulnerability was reported in the Lenovo Dispatcher 3.0 and Dispatcher 3.1 drivers used by some Lenovo consumer notebooks that could allow an authenticated local user to execute code with elevated privileges. The Lenovo Dispatcher 3.2 driver is not affected. This vulnerability does not affect systems when the Windows feature Core Isolation Memory Integrity is enabled. Lenovo systems preloaded with Windows 11 have this feature enabled by default.

The weakness was released by Yishun Zeng. The advisory is available at support.lenovo.com. This vulnerability is handled as CVE-2025-8061 since 07/22/2025. The exploitation is known to be difficult. Local access is required to approach this attack. The technical details are unknown and an exploit is not available.

Upgrading to version 3.1.0.41 or 3.2 eliminates this vulnerability.

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Productinfo

Type

Hardware Driver Software

Vendor

Lenovo

Name

Dispatcher Driver

Version

License

commercial

Website

Vendor: https://www.lenovo.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.0
VulDB Temp Score: 6.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.0
CNA Vector (lenovo): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Exposed ioctl with insufficient access control
CWE: CWE-782
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Dispatcher Driver 3.1.0.41/3.2

Timelineinfo

07/22/2025 CVE reserved
09/12/2025 +52 days Advisory disclosed
09/12/2025 +0 days VulDB entry created
09/12/2025 +0 days VulDB entry last update

Sourcesinfo

Vendor: lenovo.com

Advisory: support.lenovo.com
Researcher: Yishun Zeng
Status: Confirmed

CVE: CVE-2025-8061 (🔒)
GCVE (CVE): GCVE-0-2025-8061
GCVE (VulDB): GCVE-100-323726

Entryinfo

Created: 09/12/2025 07:52
Changes: 09/12/2025 07:52 (76)
Complete: 🔍
Cache ID: 216::103