CVE-2024-20698

HIGH
2024-01-09 [email protected]
7.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:34 vuln.today
Patch Released
Mar 28, 2026 - 19:34 nvd
Patch available
CVE Published
Jan 09, 2024 - 18:15 nvd
HIGH 7.8

Tags

Integer Overflow Microsoft Information Disclosure Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 21H2 Windows 11 22h2 Windows 11 23h2 Windows Server 2019 Windows Server 2022 Windows Server 2022 23h2 Windows

Description

Windows Kernel Elevation of Privilege Vulnerability

Analysis

Windows Kernel Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Epss exploitation probability 21.7%.

Technical Context

This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. Affected products include: Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 21H2, Microsoft Windows 11 22H2.

Affected Products

Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 21H2, Microsoft Windows 11 22H2.

Remediation

A vendor patch is available. Apply the latest security update as soon as possible. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.

Priority Score

61
Low Medium High Critical
KEV: 0
EPSS: +21.7
CVSS: +39
POC: 0

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CVE-2024-20698 vulnerability details – vuln.today
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