CVE-2025-21336: 
vulnerability analysis and mitigation

A Windows Cryptographic Information Disclosure Vulnerability identified as CVE-2025-21336 was discovered and disclosed on January 14, 2025. This vulnerability affects multiple versions of Microsoft Windows operating systems, including Windows 10, Windows 11, and various Windows Server editions (NVD Database).

The vulnerability has been assigned a CVSS v3.1 Base Score of 5.6 (MEDIUM) with the following vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N. This scoring indicates that the vulnerability requires local access, has high attack complexity, needs low privileges, requires no user interaction, has a changed scope, and can result in high confidentiality impact without affecting integrity or availability (NVD Database).

The vulnerability could lead to information disclosure in Windows cryptographic systems. The high confidentiality impact rating suggests that the vulnerability could potentially expose sensitive cryptographic information (NVD Database).

Microsoft has released security updates to address this vulnerability. The fixes are available for affected versions including Windows 10 (versions 1507, 1607, 1809, 21H2, 22H2), Windows 11 (versions 22H2, 23H2, 24H2), and Windows Server editions (2008, 2012, 2016, 2019, 2022, 2025) (NVD Database).