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CVE-2023-28248

📛 CVE Title

Windows Kernel Elevation of Privilege Vulnerability

Description

Windows Kernel Elevation of Privilege Vulnerability

Overview

State
PUBLISHED
Assigner (CNA)
microsoft
CVSS severity
HIGH
CVSS score
CVSS 7.8 / 10 7.8 7.8 / 10
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Effective score
7.8 / 10 HIGH source: CNA overview
MSRC score
7.8 / 10 HIGH MS rating: Important · Elevation of Privilege
CWE(s)
CWE-190
Reserved
2023-03-13
Published
2023-04-11 07:00 UTC
Last updated
2023-04-11 07:00 UTC
Source
https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2023/28xxx/CVE-2023-28248.json
Linked Threat
CVE-2023-28248 — Windows Kernel Elevation of Privilege Vulnerability

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published
2023-04-11 21:15:24 UTC
NVD last modified
2026-06-17 05:47:13 UTC
NVD CVSS v3.1
CVSS 7.8 / 10 7.8 7.8 / 10 HIGH source: secure@microsoft.com
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability subscore
1.8 / 10
Impact subscore
5.9 / 10
EPSS score
0.0073 (probability of exploitation in next 30 days)
EPSS percentile
50.67% vs all CVEs — higher = more likely to be exploited, as of 2026-07-30

NVD / KEV / EPSS data refreshed 2026-07-30 22:57 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID
EUVD-2023-31956
Assigner
microsoft
Published
Apr 11, 2023, 7:13:48 PM
Updated
Jan 23, 2025, 1:05:09 AM
EUVD base score (CVSS 3.1)
7.8 / 10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
EUVD-reported EPSS
0.4100
Vendors
Microsoft
Products
Windows 10 Version 21H2 (10.0.19043.0 <10.0.19044.2846)
Windows Server 2016 (10.0.14393.0 <10.0.14393.5850)
Windows Server 2022 (10.0.20348.0 <10.0.20348.1668)
Windows 10 Version 1607 (10.0.14393.0 <10.0.14393.5850)
Windows 11 version 22H2 (10.0.22621.0 <10.0.22621.1555)
Windows Server 2019 (Server Core installation) (10.0.17763.0 <10.0.17763.4252)
Windows 10 Version 1809 (10.0.0 <10.0.17763.4252)
Windows Server 2016 (Server Core installation) (10.0.14393.0 <10.0.14393.5850)
Windows 10 Version 1809 (10.0.17763.0 <10.0.17763.4252)
Windows Server 2019 (10.0.17763.0 <10.0.17763.4252)
Windows 10 Version 22H2 (10.0.19045.0 <10.0.19045.2846)
Windows 11 version 21H2 (10.0.0 <10.0.22000.1817)
Windows 10 Version 20H2 (10.0.0 <10.0.19042.2846)
Aliases
GHSA-vg97-5793-p8ch

ENISA description: Windows Kernel Elevation of Privilege Vulnerability

EUVD references (1)

Microsoft Security Response Center MSRC

Microsoft's vendor-authoritative record from the Security Update Guide — its own CVSS score, impact, severity rating, exploit assessment, and KB-article fixes. Refreshed 2026-08-11 01:49 UTC (source: CVRF).

MS severity
Important
Impact
Elevation of Privilege
MS CVSS base score
7.8 / 10 (temporal 6.8)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Exploit assessment
Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;DOS:N/A
Release
2023-Apr
Microsoft remediations / KB articles (11)
  • 5025229 — Vendor Fix / Security Update (fixed build 10.0.17763.4252)
  • 5025229 — Update
  • 5025230 — Vendor Fix / Security Update (fixed build 10.0.20348.1668)
  • 5025230 — Update
  • 5025221 — Vendor Fix / Security Update (fixed build 10.0.19042.2846)
  • 5025221 — Update
  • 5025224 — Vendor Fix / Security Update (fixed build 10.0.22000.1817)
  • 5025224 — Update
  • 5025239 — Vendor Fix / Security Update (fixed build 10.0.22621.1555)
  • 5025239 — Update
  • 5025228 — Vendor Fix / Security Update (fixed build 10.0.14393.5850)
Microsoft FAQ (1)

What privileges could be gained by an attacker who successfully exploited the vulnerability?

A domain user could use this vulnerability to elevate privileges to SYSTEM assigned integrity level.

Affected products (13)

VendorProductVersionsPlatforms
Microsoft Windows 10 Version 1809 10.0.17763.0 (affected) 32-bit Systems, x64-based Systems
Microsoft Windows 10 Version 1809 10.0.0 (affected) ARM64-based Systems
Microsoft Windows Server 2019 10.0.17763.0 (affected) x64-based Systems
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 (affected) x64-based Systems
Microsoft Windows Server 2022 10.0.20348.0 (affected) x64-based Systems
Microsoft Windows 10 Version 20H2 10.0.0 (affected) 32-bit Systems, ARM64-based Systems
Microsoft Windows 11 version 21H2 10.0.0 (affected) x64-based Systems, ARM64-based Systems
Microsoft Windows 10 Version 21H2 10.0.19043.0 (affected) 32-bit Systems, ARM64-based Systems, x64-based Systems
Microsoft Windows 11 version 22H2 10.0.22621.0 (affected) ARM64-based Systems, x64-based Systems
Microsoft Windows 10 Version 22H2 10.0.19045.0 (affected) x64-based Systems, ARM64-based Systems, 32-bit Systems
Microsoft Windows 10 Version 1607 10.0.14393.0 (affected) 32-bit Systems, x64-based Systems
Microsoft Windows Server 2016 10.0.14393.0 (affected) x64-based Systems
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 (affected) x64-based Systems

Affected products — CPE 2.3 (10) NVD

NVD's normalized CPE 2.3 matchers, used by vendor tools (vulnerability scanners, asset managers) for automated detection. Compare with the CNA's free-text "Affected products" section above.

  • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

Web references (16)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

NVD-tagged references (2)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

Remediations (16)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

  • web:devhub.checkmarx.com

    CWE-190 - Integer Overflow or Wraparound The software performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control.

    2026-06-10 01:28 UTC
  • web:tuxcare.com

    It includes discovering vulnerabilities, evaluating their potential impact, prioritizing remediation efforts (including patching), and confirming the fixes. Patch Management Patch management, on the other hand, is the act of applying the necessary updates to fix known vulnerabilities. It's a critical component of vulnerability management.

    2026-06-10 01:28 UTC
  • web:www.oracle.com

    Oracle Critical Patch Update Advisory - October 2023 Description A Critical Patch Update is a collection of patches for multiple security vulnerabilities. These patches address vulnerabilities in Oracle code and in third party components included in Oracle products. These patches are usually cumulative, but each advisory describes only the security patches added since the previous Critical ...

    2026-06-10 01:28 UTC
  • web:docs.tenable.com

    Tenable Patch Management Release Notes View the following Tenable Patch Management release notes:

    2026-06-10 01:28 UTC
  • web:www.veeam.com

    When a vulnerability is identified, our team promptly develops a patch to address and mitigate the risk. In line with our dedication to transparency, we publicly disclose the vulnerability and provide detailed mitigation information.

    2026-06-10 01:28 UTC
  • web:access.redhat.com

    Learn about our open source products, services, and company. You are here

    2026-06-10 01:28 UTC
  • web:www.esri.com

    Key highlights The ArcGIS Server Security 2025 update 2 is available This patch resolves 10 Medium severity vulnerabilities This security patch is cumulative, and includes fixes provided in the ArcGIS Server Security 2025 update 1.

    2026-05-22 06:12 UTC
  • web:www.ivanti.com

    Microsoft Patch Tuesday serves to keep software systems up to date, and Microsoft tends to have more patch updates in even months than in odd months as a general trend. What Is Patching in Windows? Patches, or fixes, serve to address system vulnerabilities after software has been released.

    2026-05-22 06:12 UTC
  • web:www.oracle.com

    Critical Security Patch Updates Critical Security Patch Updates provide security patches for supported Oracle on-premises products. A Critical Security Patch Update provides targeted, high-priority security fixes in a smaller, more focused format, making them easier to apply with minimal disruption.

    2026-05-22 06:12 UTC
  • web:www.securityweek.com

    Oracle on Tuesday announced the release of 481 new security patches as part of its April 2026 Critical Patch Update (CPU). Across the 28 product families that received security updates, more than 300 patches address vulnerabilities that are remotely exploitable without authentication.

    2026-05-22 06:12 UTC
  • web:zecurit.com

    Get the complete breakdown of Microsoft's May 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .

    2026-05-22 06:12 UTC
  • web:cybersecuritynews.com

    Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.

    2026-05-22 06:12 UTC
  • web:portal.msrc.microsoft.com

    The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.

    2026-05-22 06:12 UTC
  • web:www.cisa.gov

    Fortinet Releases Guidance to Address Ongoing Exploitation of Authentication Bypass Vulnerability CVE -2026-24858

    2026-05-22 06:12 UTC
  • web:www.cisco.com

    This document describes a list of software versions that have incorporated fixes for Cisco IOS® XE Software Web UI Cisco bug ID CSCwh87343.

    2026-05-22 06:12 UTC
  • web:www.computerworld.com

    Each month, the team at Readiness analyzes the latest Patch Tuesday updates from Microsoft and provides detailed, actionable testing guidance. The company's Patch Tuesday release for February ...

    2026-05-22 06:12 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2023-28248.json.

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