CVE-2022-29142: 
vulnerability analysis and mitigation

Windows Kernel Elevation of Privilege Vulnerability (CVE-2022-29142) was disclosed and patched by Microsoft in May 2022. This vulnerability affects various versions of Windows 10 and Windows Server systems, and is distinct from CVE-2022-29133. The vulnerability was initially recorded on April 12, 2022, and Microsoft released patches as part of their May 2022 Patch Tuesday updates (Talos Blog, Rapid7).

The vulnerability has been assigned a CVSS score of 7.0, with the following vector: AV:L/AC:M/Au:N/C:C/I:C/A:C. This indicates that the vulnerability requires local access and medium attack complexity, but no authentication is needed. If successfully exploited, the vulnerability could lead to complete compromise of confidentiality, integrity, and availability of the affected system (Rapid7).

This vulnerability could allow an attacker to gain elevated privileges on affected Windows systems. Microsoft has classified this as an important vulnerability that is more likely to be exploited, indicating its potential serious impact on system security (Talos Blog).

Microsoft has released security updates to address this vulnerability across multiple affected versions including Windows 10 (versions 1809, 1909, 20H2, 21H1, 21H2) and Windows Server (2019, 2022). The specific updates are available through KB5013941, KB5013945, KB5013942, and KB5013944 (Rapid7).