# KB5033371: December 2023 cumulative update for Windows 10 1809

KB5033371, released December 12, 2023, fixes 19 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/microsoft/kb5033371
- Platform: Microsoft
- Released: Dec 12, 2023
- Priority: Urgent (Closes CVE-2023-35628, exploitation more likely)
- CVEs: 19, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/5033371

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Windows 10 Version 1809 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1809-for-32-bit-systems.md) |  | 17763.5206 |
| [Windows 10 Version 1809 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1809-for-arm64-based-systems.md) |  | 17763.5206 |
| [Windows 10 Version 1809 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1809-for-x64-based-systems.md) |  | 17763.5206 |
| [Windows Server 2019](https://patchblox.com/security/data/product/microsoft/windows-server-2019.md) |  | 17763.5206 |
| [Windows Server 2019 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2019-server-core-installation.md) |  | 17763.5206 |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-35628](https://patchblox.com/security/data/cve/CVE-2023-35628.md) | Urgent | Windows MSHTML Platform | 8.1 | 0.9282 | More likely |
| [CVE-2023-36005](https://patchblox.com/security/data/cve/CVE-2023-36005.md) | Urgent | Windows Telephony Server | 7.5 | 0.2386 | More likely |
| [CVE-2023-35641](https://patchblox.com/security/data/cve/CVE-2023-35641.md) | Urgent | Windows Internet Connection Sharing (ICS) | 8.8 | 0.0722 | More likely |
| [CVE-2023-35632](https://patchblox.com/security/data/cve/CVE-2023-35632.md) | Urgent | Windows Internet Connection Sharing (ICS) | 7.8 | 0.0654 | More likely |
| [CVE-2023-35644](https://patchblox.com/security/data/cve/CVE-2023-35644.md) | Urgent | Windows Kernel-Mode Drivers | 7.8 | 0.0625 | More likely |
| [CVE-2023-35630](https://patchblox.com/security/data/cve/CVE-2023-35630.md) | Urgent | Windows Internet Connection Sharing (ICS) | 8.8 | 0.0613 |  |
| [CVE-2023-36696](https://patchblox.com/security/data/cve/CVE-2023-36696.md) | Urgent | Windows Cloud Files Mini Filter Driver | 7.8 | 0.0086 | More likely |
| [CVE-2023-36011](https://patchblox.com/security/data/cve/CVE-2023-36011.md) | Urgent | Windows Win32K | 7.8 | 0.0071 | More likely |
| [CVE-2023-35638](https://patchblox.com/security/data/cve/CVE-2023-35638.md) | High | Windows DHCP Server | 7.5 | 0.0326 |  |
| [CVE-2023-35643](https://patchblox.com/security/data/cve/CVE-2023-35643.md) | High | Windows DHCP Server | 7.5 | 0.0265 |  |
| [CVE-2023-35639](https://patchblox.com/security/data/cve/CVE-2023-35639.md) | High | Windows ODBC Driver | 8.8 | 0.0237 |  |
| [CVE-2023-36006](https://patchblox.com/security/data/cve/CVE-2023-36006.md) | High | Microsoft WDAC OLE DB provider for SQL | 8.8 | 0.0189 |  |
| [CVE-2023-35622](https://patchblox.com/security/data/cve/CVE-2023-35622.md) | High | Microsoft Windows DNS | 7.5 | 0.0156 |  |
| [CVE-2023-36004](https://patchblox.com/security/data/cve/CVE-2023-36004.md) | High | Windows DPAPI (Data Protection Application Programming Interface) | 7.5 | 0.0137 |  |
| [CVE-2023-21740](https://patchblox.com/security/data/cve/CVE-2023-21740.md) | High | Windows Media | 7.8 | 0.0109 |  |
| [CVE-2023-20588](https://patchblox.com/security/data/cve/CVE-2023-20588.md) | Routine | Chipsets | 6.0 | 0.1115 | Disclosed |
| [CVE-2023-36003](https://patchblox.com/security/data/cve/CVE-2023-36003.md) | Routine | XAML Diagnostics | 6.7 | 0.0285 |  |
| [CVE-2023-36012](https://patchblox.com/security/data/cve/CVE-2023-36012.md) | Routine | Windows DHCP Server | 5.3 | 0.0200 |  |
| [CVE-2023-35642](https://patchblox.com/security/data/cve/CVE-2023-35642.md) | Routine | Windows Internet Connection Sharing (ICS) | 6.5 | 0.0128 |  |

---

Data as of 2026-11-09T01:18:40Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.