CVE-2020-1571: microsoft windows_10 Incorrect Default Permissions
Vulnerability summary
CVE-2020-1571 is a high (CVSS 7.3) Incorrect Default Permissions vulnerability in microsoft windows_10. EPSS estimates a 1.08% chance of exploitation in the next 30 days, higher than 64.6% of scored vulnerabilities.
Timeline
- 17-08-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST7.3HighCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
1.08%
Chance of exploitation in the next 30 days
Percentile
65%
Versus all other CVEs
30-day change
0.00 pp
From 1.08% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft8 products
- windows_101803 | 1809 | 1903 | 1909 | 2004
- windows 10 version 1803N/A
- windows 10 version 1809N/A
- windows 10 version 1903 for 32-bit systemsunspecified
- windows 10 version 1903 for arm64-based systemsunspecified
1 vendor · 8 products
References
1 links- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1571X Refsource MISCPatchVendor Advisory