# KB5043138: September 2024 security update

KB5043138, released September 10, 2024, fixes 23 CVEs across 2 products. 3 of them are being exploited (CVE-2024-43461); 3 on CISA KEV. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/fix/microsoft/kb5043138
- Platform: Microsoft
- Released: Sep 10, 2024
- Priority: Patch now (Closes CVE-2024-43461, exploited (CISA KEV))
- CVEs: 23, exploited: 3, on CISA KEV: 3
- Vendor advisory: https://support.microsoft.com/help/5043138

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Windows Server 2012 R2](https://patchblox.com/security/data/product/microsoft/windows-server-2012-r2.md) |  |  |
| [Windows Server 2012 R2 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2012-r2-server-core-installation.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2024-43461](https://patchblox.com/security/data/cve/CVE-2024-43461.md) | Patch now | Windows MSHTML Platform | 8.8 | 0.5449 | CISA KEV, Disclosed |
| [CVE-2024-38217](https://patchblox.com/security/data/cve/CVE-2024-38217.md) | Patch now | Windows Mark of the Web (MOTW) | 5.4 | 0.1003 | CISA KEV, Disclosed |
| [CVE-2024-38014](https://patchblox.com/security/data/cve/CVE-2024-38014.md) | Patch now | Windows Installer | 7.8 | 0.0626 | CISA KEV |
| [CVE-2024-43487](https://patchblox.com/security/data/cve/CVE-2024-43487.md) | Urgent | Windows Mark of the Web (MOTW) | 6.5 | 0.0123 | More likely |
| [CVE-2024-38249](https://patchblox.com/security/data/cve/CVE-2024-38249.md) | Urgent | Microsoft Graphics Component | 7.8 | 0.0095 | More likely |
| [CVE-2024-38245](https://patchblox.com/security/data/cve/CVE-2024-38245.md) | Urgent | Microsoft Streaming Service | 7.8 | 0.0087 | More likely |
| [CVE-2024-38247](https://patchblox.com/security/data/cve/CVE-2024-38247.md) | Urgent | Microsoft Graphics Component | 7.8 | 0.0070 | More likely |
| [CVE-2024-43454](https://patchblox.com/security/data/cve/CVE-2024-43454.md) | High | Windows Remote Desktop Licensing Service | 7.1 | 0.2188 |  |
| [CVE-2024-38236](https://patchblox.com/security/data/cve/CVE-2024-38236.md) | High | Windows DHCP Server | 7.5 | 0.0230 |  |
| [CVE-2024-38239](https://patchblox.com/security/data/cve/CVE-2024-38239.md) | High | Windows Kerberos | 7.2 | 0.0175 |  |
| [CVE-2024-43455](https://patchblox.com/security/data/cve/CVE-2024-43455.md) | High | Windows Remote Desktop Licensing Service | 8.8 | 0.0166 |  |
| [CVE-2024-38138](https://patchblox.com/security/data/cve/CVE-2024-38138.md) | High | Windows Deployment Services | 7.5 | 0.0166 |  |
| [CVE-2024-38260](https://patchblox.com/security/data/cve/CVE-2024-38260.md) | High | Windows Remote Desktop Licensing Service | 8.8 | 0.0162 |  |
| [CVE-2024-38240](https://patchblox.com/security/data/cve/CVE-2024-38240.md) | High | Windows Remote Access Connection Manager | 8.1 | 0.0149 |  |
| [CVE-2024-38263](https://patchblox.com/security/data/cve/CVE-2024-38263.md) | High | Windows Remote Desktop Licensing Service | 7.5 | 0.0116 |  |
| [CVE-2024-43467](https://patchblox.com/security/data/cve/CVE-2024-43467.md) | High | Windows Remote Desktop Licensing Service | 7.5 | 0.0112 |  |
| [CVE-2024-30073](https://patchblox.com/security/data/cve/CVE-2024-30073.md) | High | Windows Security Zone Mapping | 7.8 | 0.0090 |  |
| [CVE-2024-38250](https://patchblox.com/security/data/cve/CVE-2024-38250.md) | High | Microsoft Graphics Component | 7.8 | 0.0069 |  |
| [CVE-2024-38258](https://patchblox.com/security/data/cve/CVE-2024-38258.md) | Routine | Windows Remote Desktop Licensing Service | 6.5 | 0.0469 |  |
| [CVE-2024-38230](https://patchblox.com/security/data/cve/CVE-2024-38230.md) | Routine | Windows Standards-Based Storage Management Service | 6.5 | 0.0244 |  |
| [CVE-2024-38231](https://patchblox.com/security/data/cve/CVE-2024-38231.md) | Routine | Windows Remote Desktop Licensing Service | 6.5 | 0.0187 |  |
| [CVE-2024-38234](https://patchblox.com/security/data/cve/CVE-2024-38234.md) | Routine | Windows Network Virtualization | 6.5 | 0.0093 |  |
| [CVE-2024-38256](https://patchblox.com/security/data/cve/CVE-2024-38256.md) | Routine | Windows Kernel-Mode Drivers | 5.5 | 0.0072 |  |

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Data as of 2026-11-08T13:06:02Z 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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