Vulnerability in Microsoft Windows
CVE-2020-1143
An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-1054.
EPSS: 0.013 (67.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Windows — versions 10 Version 1803 for 32-bit Systems, 10 Version 1803 for x64-based Systems, 10 Version 1803 for ARM64-based Systems
- Microsoft Windows_10 — versions 1607, 1709, 1803
- Microsoft Windows 10 Version 1903 For 32-bit Systems — versions unspecified
- Microsoft Windows 10 Version 1903 For Arm64-based Systems — versions unspecified
- Microsoft Windows 10 Version 1903 For X64-based Systems — versions unspecified
- Microsoft Windows 10 Version 1909 For 32-bit Systems — versions unspecified
- Microsoft Windows 10 Version 1909 For Arm64-based Systems — versions unspecified
- Microsoft Windows 10 Version 1909 For X64-based Systems — versions unspecified
- Microsoft Windows_7
- Microsoft Windows_8.1
Public proof-of-concept exploits
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1143?
- CVE-2020-1143 is a high-severity vulnerability in Microsoft Windows. CVSS score: 7.8/10. Published 2020-05-21.
- How severe is CVE-2020-1143?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-1143 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.