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Vulnerability DatabaseCVE-2022-21835

CVE-2022-21835: 
vulnerability analysis and mitigation

Overview

Microsoft Cryptographic Services Elevation of Privilege Vulnerability (CVE-2022-21835) was disclosed on January 11, 2022. This vulnerability affects various versions of Microsoft Windows operating systems, including Windows 10, Windows 11, and Windows Server editions (Rapid7).

Technical details

The vulnerability has been assigned a CVSS severity score of 7.0, indicating a high severity level. The attack vector is local (AV:L), with low attack complexity (AC:L), requiring no authentication (Au:N), and potentially impacting confidentiality, integrity, and availability (C:C/I:C/A:C) (Rapid7).

Impact

This vulnerability could allow an attacker to gain elevated privileges in Microsoft Cryptographic Services. A successful exploit could lead to complete compromise of system confidentiality, integrity, and availability (Rapid7).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability across multiple Windows versions. The fixes are available through various KB updates including KB5009585 (Windows 10 1507), KB5009546 (Windows 10 1607), KB5009557 (Windows 10 1809), KB5009543 (Windows 10 20H2/21H1/21H2), KB5009566 (Windows 11), and multiple Server versions (Rapid7).

Additional resources

Source: This report was generated using AI

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