CVE-2020-1143 — Improper Privilege Management in Microsoft Windows

CWE-269 — Improper Privilege Management4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.1%
top 80.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
Microsoft WindowsMicrosoft Windows 10 Version 1903 FOR 32-bit SystemsMicrosoft Windows 10 Version 1903 FOR Arm64-based Systems+8 more
Timeline
PublishedMay 21
Latest updateMay 24

Description

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages10 packages

▶CVEListV5microsoft/windows18 versions+17
▶NVDmicrosoft/windows_106 versions+5
▶CVEListV5microsoft/windows_server17 versions+16

Patches

Patch: portal.msrc.microsoft.com ↗Patch: portal.msrc.microsoft.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-pr55-m2r8-wvg6: An elevation of privilege vulnerability exists in Windows when the Windows kernel-mode driver fails to properly handle objects in memory, aka 'Win32k↗2022-05-24
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CVEList
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↗2020-05-21
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📋Vendor Advisories

1
Microsoft
Win32k Elevation of Privilege Vulnerability↗2020-05-12
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CVE-2020-1143 — Improper Privilege Management | cvebase