SB2025120974 - Multiple vulnerabilities in Microsoft Windows Storage VSP Driver

Description

This security bulletin contains information about 3 vulnerabilities.

1) Improper access control (CVE-ID: CVE-2025-64673)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in Windows Storage VSP Driver. A local user can bypass implemented security restrictions and gain elevated privileges on the system.

2) Missing Authentication for Critical Function (CVE-ID: CVE-2025-59516)

CWE-ID: CWE-306 - Missing Authentication for Critical Function

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to missing authentication for critical function in Windows Storage VSP Driver. A local user can gain elevated privileges on the target system.

3) Improper access control (CVE-ID: CVE-2025-59517)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in Windows Storage VSP Driver. A local user can bypass implemented security restrictions and gain elevated privileges on the system.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-64673
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-59516
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2025-59517