Privilege escalation in Netease Neacsafe64

CVE-2025-45737

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.

Vulnerability class: Privilege Escalation

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.003 (23.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 24th percentile — 23.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-45737: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-45737?
CVE-2025-45737 is a medium-severity vulnerability in Netease Neacsafe64, classified under Improper Privilege Management. CVSS score: 6.5/10. Published 2025-06-27.
How severe is CVE-2025-45737?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2025-45737 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.