Vulnerability in Microsoft Windows 10
CVE-2020-1571
An elevation of privilege vulnerability exists in Windows Setup in the way it handles permissions. A locally authenticated attacker could run arbitrary code with elevated system privileges. After successfully exploiting the vulnerability, an attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. The security update addresses the vulnerability by ensuring Windows Setup properly handles permissions.
EPSS: 0.011 (61.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Windows_10 — versions 1803, 1809, 1903
- Microsoft Windows 10 Version 1803 — versions N/A
- Microsoft Windows 10 Version 1809 — versions N/A
- Microsoft Windows 10 Version 1903 For 32-bit Systems — versions N/A
- Microsoft Windows 10 Version 1903 For Arm64-based Systems — versions N/A
- Microsoft Windows 10 Version 1903 For X64-based Systems — versions N/A
- Microsoft Windows 10 Version 1909 — versions N/A
- Microsoft Windows 10 Version 2004 — versions N/A
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1571?
- CVE-2020-1571 is a high-severity vulnerability in Microsoft Windows 10, classified under Incorrect Default Permissions. CVSS score: 7.3/10. Published 2020-08-17.
- How severe is CVE-2020-1571?
- High severity. CVSS v3 base score is 7.3 out of 10.
- Is CVE-2020-1571 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.