Auth bypass in Microsoft Windows 10
CVE-2021-38624
Windows Key Storage Provider Security Feature Bypass Vulnerability
Vulnerability class: IDOR (Insecure Direct Object Reference)
EPSS: 0.014 (70.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Microsoft Windows_10 — versions 20h2, 21h1, 1809
- Microsoft Windows 10 Version 1809 — versions 10.0.0, 10.0.17763.0
- Microsoft Windows 10 Version 1909 — versions 10.0.0
- Microsoft Windows 10 Version 2004 — versions 10.0.0
- Microsoft Windows 10 Version 20h2 — versions 10.0.0
- Microsoft Windows 10 Version 21h1 — versions 10.0.0
- Microsoft Windows 11 Version 21h2 — versions 10.0.22000.0, 10.0.0
- Microsoft Windows_server_2016 — versions 20h2, 2004
- Microsoft Windows Server 2019 — versions 10.0.0, 10.0.17763.0
- Microsoft Windows_server_2019
Weakness classification (CWE)
References
- af854a3a-2127-422b-91ae-364da2661108 (Patch, x_refsource_MISC, Vendor Advisory)
- secure@microsoft.com (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2021-38624?
- CVE-2021-38624 is a medium-severity vulnerability in Microsoft Windows 10, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2021-09-15.
- How severe is CVE-2021-38624?
- Medium severity. CVSS v3 base score is 6.5 out of 10.