# KB4012598: March 2017 security update

KB4012598, released March 14, 2017, fixes 6 CVEs across 7 products. 6 of them are being exploited (CVE-2017-0147); 6 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb4012598
- Platform: Microsoft
- Released: Mar 14, 2017
- Priority: Patch now (Closes CVE-2017-0147, exploited (CISA KEV, ransomware))
- CVEs: 6, exploited: 6, on CISA KEV: 6
- Vendor advisory: https://support.microsoft.com/help/4012598

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Windows Server 2008 for 32-bit Systems Service Pack 2](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-32-bit-systems-service-pack-2.md) |  |  |
| [Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-32-bit-systems-service-pack-2-server-core-installation.md) |  |  |
| [Windows Server 2008 for Itanium-Based Systems Service Pack 2](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-itanium-based-systems-service-pack-2.md) |  |  |
| [Windows Server 2008 for x64-based Systems Service Pack 2](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-x64-based-systems-service-pack-2.md) |  |  |
| [Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2008-for-x64-based-systems-service-pack-2-server-core-installation.md) |  |  |
| [Windows Vista Service Pack 2](https://patchblox.com/security/data/product/microsoft/windows-vista-service-pack-2.md) |  |  |
| [Windows Vista x64 Edition Service Pack 2](https://patchblox.com/security/data/product/microsoft/windows-vista-x64-edition-service-pack-2.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2017-0147](https://patchblox.com/security/data/cve/CVE-2017-0147.md) | Patch now | Windows SMB Server | 8.1 | 0.9969 | CISA KEV, Ransomware |
| [CVE-2017-0148](https://patchblox.com/security/data/cve/CVE-2017-0148.md) | Patch now | Windows SMB Server | 8.1 | 0.9937 | CISA KEV, Ransomware |
| [CVE-2017-0144](https://patchblox.com/security/data/cve/CVE-2017-0144.md) | Patch now | Windows SMB Server | 8.1 | 0.9923 | CISA KEV, Ransomware |
| [CVE-2017-0143](https://patchblox.com/security/data/cve/CVE-2017-0143.md) | Patch now | Windows SMB Server | 8.1 | 0.9331 | CISA KEV, Ransomware |
| [CVE-2017-0146](https://patchblox.com/security/data/cve/CVE-2017-0146.md) | Patch now | Windows SMB Server | 8.1 | 0.8986 | CISA KEV, Ransomware |
| [CVE-2017-0145](https://patchblox.com/security/data/cve/CVE-2017-0145.md) | Patch now | Windows SMB Server | 8.1 | 0.8985 | CISA KEV, Ransomware |

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Data as of 2026-11-07T06:34:28Z 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