CVE-2025-66678
9.8 · CRITICALOverview
CVE-2025-66678 is a critical-severity vulnerability affecting faintsnow hardware_read_\&_write_utility. It was published on March 4, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
An issue in the HwRwDrv.sys component of Nil Hardware Editor Hardware Read & Write Utility v1.25.11.26 and earlier allows attackers to execute arbitrary read and write operations via a crafted request.
Remediation
Check the references section for vendor advisories and patches from faintsnow. Update hardware_read_\&_write_utility to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| faintsnow | hardware_read_\&_write_utility | 0 | Affected |
Frequently Asked Questions
What is CVE-2025-66678?
CVE-2025-66678 is a critical-severity vulnerability affecting faintsnow hardware_read_\&_write_utility. It was published on March 4, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2025-66678?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-66678?
Check the references section for vendor advisories and patches from faintsnow. Update hardware_read_\&_write_utility to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-66678?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-66678 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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