CVE-2025-33057: 
vulnerability analysis and mitigation

CVE-2025-33057 is a Denial of Service vulnerability affecting the Windows Local Security Authority (LSA), discovered and disclosed on June 10, 2025. The vulnerability impacts Microsoft Windows systems and has been rated as Important with a CVSS v3.1 base score of 6.5 MEDIUM (NVD, Wiz).

The vulnerability is classified as a null pointer dereference (CWE-476) in Windows Local Security Authority (LSA). It received a CVSS v3.1 base score of 6.5 MEDIUM with the vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H, indicating network accessibility with low attack complexity and requiring low privileges (NVD, Wiz).

If successfully exploited, this vulnerability enables an authorized attacker to cause a denial of service condition in the Windows Local Security Authority service over a network. The attack specifically impacts the system's availability while having no direct effect on confidentiality or integrity (Wiz).

Microsoft has released security updates to address this vulnerability as part of the June 2025 Patch Tuesday. The patches are available for multiple Windows versions including Windows 10, Windows 11, and various Windows Server versions. Organizations and system administrators are advised to apply these security updates promptly to mitigate the risk (Rapid7).