CVE-2020-1054 — VulnIntel

CVE-2020-1054

HIGH

KEV

Exploit

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-2020-1143.

설명

Score Summary

CVSS Score: 7.8
Version: 3.1
VPI: 100
Why this VPI (explainable, experimental)
VPI breakdown
Impact 78.00
Exploitation signal(KEV listed) ×1.50
VPI 100.00
VPI formula vpi-v1
EPSS: 52.8%
(상위 98.9%)
Attack Vector: Local Access
Low Complexity
Low Privileges
No User Interaction
Scope Unchanged
High Confidentiality Impact
High Integrity Impact
High Availability Impact

Details

Published: 05/21/2020(6 years ago)
Modified: 10/29/2025(9 months ago)
Source: KEV, NVD
Products: 17

CISA KEV Listing

Vendor / Project: Microsoft
Product: Win32k

Date Added: 11/03/2021
Due Date: 05/03/2022Overdue 1541d

Required Action

Apply updates per vendor instructions.

Vulnerability Lifecycle

NVDPublished05/21/2020
CISA KEVKEV Listed11/03/2021
CISA KEV

Score Comparison by Source

Source	CVSS Version	Base Score	Severity	Vector String	Assessment Date
NVDNIST	3.1	7.8	HIGH	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	04/20/2026
NVDNIST	2.0	7.2

CWE Weakness Classification

CWE-787
NVD
Secondary

References (3)

Affected Products (17)

Impact	78.00
Exploitation signal(KEV listed)	×1.50
VPI	100.00