Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2021-1686
CVE-2021-1686:
vulnerability analysis and mitigation
Overview
CVE-2021-1686 is a Windows WalletService Elevation of Privilege Vulnerability disclosed on January 12, 2021. This vulnerability affects multiple versions of Microsoft Windows 10, including versions 1507, 1607, 1803, 1809, 1909, 2004, and 20H2 (NVD).
Technical details
The vulnerability has been assigned a CVSS 3.1 Base Score of 7.8 (HIGH) with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, indicating local access is required with low attack complexity. The vulnerability is classified under CWE-269 (Improper Privilege Management) (NVD).
Impact
If successfully exploited, this vulnerability could allow an attacker to gain elevated privileges on affected systems. The high CVSS score indicates potential severe impacts on confidentiality, integrity, and availability of the system (NVD).
Exploitability
The vulnerability requires local access and low attack complexity to exploit. This CVE is unique from related vulnerabilities CVE-2021-1681, CVE-2021-1687, and CVE-2021-1690 (NVD).
Mitigation and workarounds
Microsoft has released security updates to address this vulnerability. Updates are available through various KB articles including KB4598229, KB4598230, KB4598231, KB4598242, KB4598243, and KB4598245 (Rapid7).
Additional resources
Source: This report was generated using AI
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