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Vulnerability DatabaseCVE-2021-1656
CVE-2021-1656:
vulnerability analysis and mitigation
Overview
The TPM Device Driver Information Disclosure Vulnerability (CVE-2021-1656) was identified and disclosed in January 2021. This vulnerability affects various versions of Microsoft Windows operating systems including Windows 10 and Windows Server installations (Rapid7).
Technical details
The vulnerability has been assigned a CVSS score of 2.0 (AV:L/AC:L/Au:N/C:P/I:N/A:N), indicating a low severity rating. This score suggests that the vulnerability requires local access, has low attack complexity, needs no authentication, and can only impact confidentiality partially, with no effects on integrity or availability (Rapid7).
Impact
The vulnerability could lead to information disclosure through the TPM Device Driver, potentially exposing sensitive system information to unauthorized local users (CVE Mitre).
Mitigation and workarounds
Microsoft has released security updates to address this vulnerability across multiple Windows versions. The fixes are available through various KB patches including KB4598229, KB4598230, KB4598231, KB4598242, KB4598243, KB4598245, KB4598275, and KB4598297 for different versions of Windows 10 and Windows Server (Rapid7).
Additional resources
Source: This report was generated using AI
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