CVE-2023-36011

SYSTEM privilege escalation via untrusted pointer dereference

Published Dec 12, 2023 · Updated May 22, 2025

Untrusted pointer dereference in Microsoft Windows Win32k allows local users with low privileges to gain SYSTEM privileges. Microsoft identifies Win32k and CWE-822 but has not disclosed the specific function, pointer source, or dereference path. Successful exploitation requires existing low-privilege local access and grants control within the affected Windows security boundary.

CVSS severity7.8
High
EPSS probability0.70%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Untrusted pointer dereference in Microsoft Windows Win32k allows local users with low privileges to gain SYSTEM privileges. Microsoft identifies Win32k and CWE-822 but has not disclosed the specific function, pointer source, or dereference path. Successful exploitation requires existing low-privilege local access and grants control within the affected Windows security boundary.

The record

CVE
CVE-2023-36011
Published
Dec 12, 2023
Updated
May 22, 2025
Vendor
Microsoft
Product
Windows 10 Version 1507
Classifications
CWE-822, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 12, 2023CVE publishedPublication date reported by the CVE source.
  2. May 22, 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 <10.0.10240.20345

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows 10 Version 1507version=10.0.10240.0 <10.0.10240.20345
Microsoft · Windows Server 2019version=10.0.17763.0 <10.0.17763.5206
Microsoft · Windows Server 2016 (Server Core installation)version=10.0.14393.0 <10.0.14393.6529
Microsoft · Windows 11 version 21H2version=10.0.0 <10.0.22000.2652
Microsoft · Windows Server 2012 (Server Core installation)version=6.2.9200.0 <6.2.9200.24614
Microsoft · Windows Server 2012version=6.2.9200.0 <6.2.9200.24614
Microsoft · Windows 10 Version 21H2version=10.0.19043.0 <10.0.19041.3803
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)version=10.0.25398.0 <10.0.25398.584
Microsoft · Windows Server 2016version=10.0.14393.0 <10.0.14393.6529
Microsoft · Windows 11 Version 22H3version=10.0.22631.0 <10.0.22621.2861
Microsoft · Windows 10 Version 22H2version=10.0.19045.0 <10.0.19045.3803
Microsoft · Windows Server 2012 R2 (Server Core installation)version=6.3.9600.0 <6.3.9600.21715
Microsoft · Windows Server 2019 (Server Core installation)version=10.0.17763.0 <10.0.17763.5206
Microsoft · Windows 11 Version 23H2version=10.0.22631.0 <10.0.22631.2861
Microsoft · Windows 11, version 22H2version=10.0.22621.0 <10.0.22621.2861
Microsoft · Windows 10 Version 1607version=10.0.14393.0 <10.0.14393.6529
Microsoft · Windows Server 2022version=10.0.20348.0 <10.0.20348.2159
Microsoft · Windows 10 Version 1809version=10.0.0 <10.0.17763.5206; version=10.0.17763.0 <10.0.17763.5206
Microsoft · Windows Server 2012 R2version=6.3.9600.0 <6.3.9600.21715

Published CVSS scores

7.8Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-822Untrusted Pointer Dereference
T1068Exploitation for Privilege Escalation

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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