CVE-2023-28237

Arbitrary code execution via undisclosed kernel integer overflow

Published Apr 11, 2023 · Updated Jan 23, 2025

Integer overflow in the Microsoft Windows kernel allows local users to execute arbitrary code after required user interaction. Microsoft has not published the affected kernel routine or the incorrect arithmetic operation beyond identifying an integer overflow. Exploitation requires local access and user interaction, and successful exploitation grants arbitrary code execution.

CVSS severity7.8
High
EPSS probability0.59%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Integer overflow in the Microsoft Windows kernel allows local users to execute arbitrary code after required user interaction. Microsoft has not published the affected kernel routine or the incorrect arithmetic operation beyond identifying an integer overflow. Exploitation requires local access and user interaction, and successful exploitation grants arbitrary code execution.

The record

CVE
CVE-2023-28237
Published
Apr 11, 2023
Updated
Jan 23, 2025
Vendor
Microsoft
Product
Windows 10 Version 1507
Classifications
CWE-190, T1203
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 11, 2023CVE publishedPublication date reported by the CVE source.
  2. Jan 23, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=10.0.10240.0 <10.0.10240.19869

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Microsoft · Windows 10 Version 1507version=10.0.10240.0 <10.0.10240.19869
Microsoft · Windows Server 2019version=10.0.17763.0 <10.0.17763.4252
Microsoft · Windows Server 2016 (Server Core installation)version=10.0.14393.0 <10.0.14393.5850
Microsoft · Windows 11 version 21H2version=10.0.0 <10.0.22000.1817
Microsoft · Windows Server 2012 (Server Core installation)version=6.2.9200.0 <6.2.9200.24216
Microsoft · Windows Server 2012version=6.2.9200.0 <6.2.9200.24216
Microsoft · Windows 10 Version 21H2version=10.0.19043.0 <10.0.19044.2846
Microsoft · Windows Server 2016version=10.0.14393.0 <10.0.14393.5850
Microsoft · Windows 10 Version 20H2version=10.0.0 <10.0.19042.2846
Microsoft · Windows 10 Version 22H2version=10.0.19045.0 <10.0.19045.2846
Microsoft · Windows Server 2012 R2 (Server Core installation)version=6.3.9600.0 <6.3.9600.20919
Microsoft · Windows Server 2019 (Server Core installation)version=10.0.17763.0 <10.0.17763.4252
Microsoft · Windows 11, version 22H2version=10.0.22621.0 <10.0.22621.1555
Microsoft · Windows 10 Version 1607version=10.0.14393.0 <10.0.14393.5850
Microsoft · Windows Server 2022version=10.0.20348.0 <10.0.20348.1668
Microsoft · Windows 10 Version 1809version=10.0.0 <10.0.17763.4252; version=10.0.17763.0 <10.0.17763.4252
Microsoft · Windows Server 2012 R2version=6.3.9600.0 <6.3.9600.20919

Published CVSS scores

7.8Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-190Integer Overflow or Wraparound
T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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