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CVE-2023-36033

Microsoft Windows Desktop Window Manager (DWM) Core Library Privilege Escalation

7.8 HIGHActively exploited (CISA KEV)EPSS 10.9%
  1. Published14 Nov 2023
  2. Added to CISA KEV14 Nov 2023
  3. Remediation due5 Dec 2023
Actively exploited (CISA KEV)

Microsoft Windows Desktop Window Manager (DWM) Core Library contains an unspecified vulnerability that allows for privilege escalation.

Added to KEV: 14 Nov 2023Federal remediation due: 5 Dec 2023

Description

Windows DWM Core Library Elevation of Privilege Vulnerability

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 10 1809< 10.0.17763.5122
Microsoft Windows 10 21h2< 10.0.19041.3693
Microsoft Windows 10 22h2< 10.0.19045.3693
Microsoft Windows 11 21h2< 10.0.22000.2600
Microsoft Windows 11 22h2< 10.0.22621.2715
Microsoft Windows 11 23h2< 10.0.22621.2715
Microsoft Windows Server 2019< 10.0.17763.5122
Microsoft Windows Server 2022< 10.0.20348.2113
Microsoft Windows Server 2022 23h2< 10.0.25398.531

Remediation

Fixed in
Microsoft Windows 10 1809≥ 10.0.17763.5122
Microsoft Windows 10 21h2≥ 10.0.19041.3693
Microsoft Windows 10 22h2≥ 10.0.19045.3693
Microsoft Windows 11 21h2≥ 10.0.22000.2600
Microsoft Windows 11 22h2≥ 10.0.22621.2715
Microsoft Windows 11 23h2≥ 10.0.22621.2715
Microsoft Windows Server 2019≥ 10.0.17763.5122
Microsoft Windows Server 2022≥ 10.0.20348.2113
Microsoft Windows Server 2022 23h2≥ 10.0.25398.531

References

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Frequently asked

Is CVE-2023-36033 being actively exploited?

Yes. CVE-2023-36033 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 14 Nov 2023.

How severe is CVE-2023-36033?

CVE-2023-36033 has a CVSS 3.1 base score of 7.8, rated high. EPSS estimates a 10.9% probability of exploitation.

Which products are affected by CVE-2023-36033?

Affected products include Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 21h2, Microsoft Windows 11 22h2, and 4 more.

How do I fix CVE-2023-36033?

Upgrade affected software to a fixed version, for example Microsoft Windows 10 1809 10.0.17763.5122, Microsoft Windows 10 21h2 10.0.19041.3693, Microsoft Windows 10 22h2 10.0.19045.3693 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-36033 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.