HIGHCVSS 7.8Actively exploited · CISA KEV since 2023-02-14Vulnerability

CVE-2023-21823

Microsoft Windows Graphic Component contains an unspecified vulnerability that allows for privilege escalation.

Properties

Euvd product
Windows Server 2012, Windows Server 2012 (Server Core installation), Microsoft Office for Universal, Windows Server 2012 R2, Windows 10 Version 1607, Windows Server 2019 (Server Core installation), Microsoft Office for Android, Windows Server 2022, Windows 10 Version 21H2, Windows Server 2008 Service Pack 2 (Server Core installation), Windows Server 2008 R2 Service Pack 1 (Server Core installation), Windows Server 2008 Service Pack 2, Microsoft Office for iOS, Windows Server 2019, Windows Server 2016 (Server Core installation), Windows Server 2012 R2 (Server Core installation), Windows 10 Version 22H2, Windows 10 Version 1809, Windows 11 version 22H2, Windows 10 Version 20H2, Windows 10 Version 1507, Windows Server 2008 R2 Service Pack 1, Windows 11 version 21H2, Windows Server 2016
Vulnerability name
Microsoft Windows Graphic Component Privilege Escalation Vulnerability
First seen
2026-08-19T16:27:00+00:00
Cvss score
7.8
Epss score
0.05563
Last seen
2026-10-19T12:00:27+00:00
Due date
2023-03-07
Euvd assigner
microsoft
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2023-02-14T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2023-02-14
Euvd base score version
3.1
Score
7.8
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Microsoft
Cvss vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
7.8

Related Entities (31 · showing 23)

AFFECTS_PRODUCT (28 · showing 20)

→[Product]cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_server_2022:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*
→[Product]cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*
→[Product]cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_20h2:*:*:*:*:*:*:arm64:*
→[Product]cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*
→[Product]cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
→[Product]cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*
→[Product]cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:arm64:*
→[Product]cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:arm64:*
→[Product]cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:arm64:*
→[Product]cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:x64:*
→[Product]cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*

DESCRIBES (1)

←[KEVEntry]Microsoft Windows Graphic Component Privilege Escalation Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Integer Overflow or Wraparound

INVOLVES (1)

←[Signal]kev_added · 2023-02-14

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CVE-2023-21823 (CVSS 7.8) — Ninja Signal Threat Intelligence | Ninja Signal