# CVE-2023-33155: Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

CVE-2023-33155 is fixed in 17 products on 1 platform, first by KB5028168, released July 11, 2023. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2023-33155
- Priority: High
- CVSS: 7.8 (Important)
- EPSS: 0.0036
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Jul 11, 2023
- Weakness: Improper Access Control
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-33155

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1809 for 32-bit Systems | 17763.4645 | [KB5028168](https://patchblox.com/security/data/fix/microsoft/kb5028168.md) | Jul 11, 2023 |
| Microsoft | Windows 10 Version 1809 for ARM64-based Systems | 17763.4645 | [KB5028168](https://patchblox.com/security/data/fix/microsoft/kb5028168.md) | Jul 11, 2023 |
| Microsoft | Windows 10 Version 1809 for x64-based Systems | 17763.4645 | [KB5028168](https://patchblox.com/security/data/fix/microsoft/kb5028168.md) | Jul 11, 2023 |
| Microsoft | Windows 10 Version 21H2 for 32-bit Systems |  | [KB5028166](https://patchblox.com/security/data/fix/microsoft/kb5028166.md) | Jul 11, 2023 |
| Microsoft | Windows 10 Version 21H2 for ARM64-based Systems |  | [KB5028166](https://patchblox.com/security/data/fix/microsoft/kb5028166.md) | Jul 11, 2023 |
| Microsoft | Windows 10 Version 21H2 for x64-based Systems |  | [KB5028166](https://patchblox.com/security/data/fix/microsoft/kb5028166.md) | Jul 11, 2023 |
| Microsoft | Windows 10 Version 22H2 for 32-bit Systems |  | [KB5028166](https://patchblox.com/security/data/fix/microsoft/kb5028166.md) | Jul 11, 2023 |
| Microsoft | Windows 10 Version 22H2 for ARM64-based Systems |  | [KB5028166](https://patchblox.com/security/data/fix/microsoft/kb5028166.md) | Jul 11, 2023 |
| Microsoft | Windows 10 Version 22H2 for x64-based Systems |  | [KB5028166](https://patchblox.com/security/data/fix/microsoft/kb5028166.md) | Jul 11, 2023 |
| Microsoft | Windows 11 Version 22H2 for ARM64-based Systems | 22621.1992 | [KB5028185](https://patchblox.com/security/data/fix/microsoft/kb5028185.md) | Jul 11, 2023 |
| Microsoft | Windows 11 Version 22H2 for x64-based Systems | 22621.1992 | [KB5028185](https://patchblox.com/security/data/fix/microsoft/kb5028185.md) | Jul 11, 2023 |
| Microsoft | Windows 11 version 21H2 for ARM64-based Systems | 22000.2176 | [KB5028182](https://patchblox.com/security/data/fix/microsoft/kb5028182.md) | Jul 11, 2023 |
| Microsoft | Windows 11 version 21H2 for x64-based Systems | 22000.2176 | [KB5028182](https://patchblox.com/security/data/fix/microsoft/kb5028182.md) | Jul 11, 2023 |
| Microsoft | Windows Server 2019 | 17763.4645 | [KB5028168](https://patchblox.com/security/data/fix/microsoft/kb5028168.md) | Jul 11, 2023 |
| Microsoft | Windows Server 2019 (Server Core installation) | 17763.4645 | [KB5028168](https://patchblox.com/security/data/fix/microsoft/kb5028168.md) | Jul 11, 2023 |
| Microsoft | Windows Server 2022 | 20348.1850 | [KB5028171](https://patchblox.com/security/data/fix/microsoft/kb5028171.md) | Jul 11, 2023 |
| Microsoft | Windows Server 2022 (Server Core installation) | 20348.1850 | [KB5028171](https://patchblox.com/security/data/fix/microsoft/kb5028171.md) | Jul 11, 2023 |

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Data as of 2026-11-08T06:59:42Z 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

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