VDB-314059 · CVE-2025-45737 · EUVD-2025-19429

NetEase NeacSafe64 Driver prior 1.0.0.8 IOCTL NeacSafe64.sys privileges management

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.
5.1	$0-$5k	0.78

Summaryinfo

A vulnerability marked as problematic has been reported in NetEase NeacSafe64 Driver. This impacts an unknown function in the library NeacSafe64.sys of the component IOCTL Handler. This manipulation causes an unknown weakness. The identification of this vulnerability is CVE-2025-45737. The attack can only be executed locally. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in NetEase NeacSafe64 Driver and classified as problematic. Affected by this vulnerability is an unknown code in the library NeacSafe64.sys of the component IOCTL Handler. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. The impact remains unknown. The summary by CVE is:

An issue in NetEase (Hangzhou) Network Co., Ltd NeacSafe64 Driver before v1.0.0.8 allows attackers to escalate privileges via sending crafted IOCTL commands to the NeacSafe64.sys component.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2025-45737 since 04/22/2025. The exploitation appears to be easy. Attacking locally is a requirement. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 1.0.0.8 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-19429). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Hardware Driver Software

Vendor

NetEase

Name

NeacSafe64 Driver

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
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: NeacSafe64 Driver 1.0.0.8

Timelineinfo

04/22/2025 CVE reserved
06/27/2025 +66 days Advisory disclosed
06/27/2025 +0 days VulDB entry created
06/28/2025 +1 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2025-45737 (🔒)
GCVE (CVE): GCVE-0-2025-45737
GCVE (VulDB): GCVE-100-314059
EUVD: 🔒

Entryinfo

Created: 06/27/2025 07:03
Updated: 06/28/2025 09:30
Changes: 06/27/2025 07:03 (54), 06/27/2025 12:45 (1), 06/28/2025 04:58 (1), 06/28/2025 09:30 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.