CVE-2025-30385: 
vulnerability analysis and mitigation

CVE-2025-30385 is a vulnerability discovered in the Windows Common Log File System Driver. The vulnerability was first recorded on March 21, 2025, and was assigned by Microsoft Corporation. This security flaw affects multiple versions of Microsoft Windows operating systems, including Windows Server 2008, 2012, 2016, 2019, 2022, Windows 10, and Windows 11 variants (MITRE CVE, NVD).

The vulnerability is classified as a Use-After-Free (CWE-416) vulnerability in the Windows Common Log File System Driver. It has received a CVSS v3.1 Base Score of 7.8 (HIGH) with the following vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, indicating local access requirements with low attack complexity and privilege requirements, no user interaction needed, and high impacts on confidentiality, integrity, and availability (NVD).

The vulnerability allows an authorized attacker to elevate privileges locally on affected systems. This means that an attacker who already has some level of access to the system could potentially gain higher-level privileges, leading to complete system compromise (MITRE CVE).

Microsoft has released security updates for affected systems. The fixes are available for multiple versions including Windows Server 2008 through 2025, Windows 10 versions 1607 through 22H2, and Windows 11 versions 22H2 through 24H2. Each affected version has specific update versions that address this vulnerability (NVD).