# KB4019213: May 2017 security update

KB4019213, released May 9, 2017, fixes 23 CVEs across 4 products. 2 of them are being exploited (CVE-2017-0213); 2 on CISA KEV. Patch Radar priority: Patch now.

- Web page: https://patchblox.com/security/fix/microsoft/kb4019213
- Platform: Microsoft
- Released: May 9, 2017
- Priority: Patch now (Closes CVE-2017-0213, exploited (CISA KEV, ransomware))
- CVEs: 23, exploited: 2, on CISA KEV: 2
- Vendor advisory: https://support.microsoft.com/help/4019213

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Windows 8.1 for 32-bit systems](https://patchblox.com/security/data/product/microsoft/windows-8.1-for-32-bit-systems.md) |  |  |
| [Windows 8.1 for x64-based systems](https://patchblox.com/security/data/product/microsoft/windows-8.1-for-x64-based-systems.md) |  |  |
| [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-2017-0213](https://patchblox.com/security/data/cve/CVE-2017-0213.md) | Patch now | Windows COM | 6.7 | 0.8426 | CISA KEV, Ransomware |
| [CVE-2017-0263](https://patchblox.com/security/data/cve/CVE-2017-0263.md) | Patch now | Windows Kernel-Mode Drivers | 7.8 | 0.1003 | CISA KEV |
| [CVE-2017-0272](https://patchblox.com/security/data/cve/CVE-2017-0272.md) | Urgent | Windows SMB Server | 8.1 | 0.1712 |  |
| [CVE-2017-0277](https://patchblox.com/security/data/cve/CVE-2017-0277.md) | Urgent | Windows SMB Server | 7.0 | 0.1085 |  |
| [CVE-2017-0278](https://patchblox.com/security/data/cve/CVE-2017-0278.md) | Urgent | Windows SMB Server | 7.0 | 0.1085 |  |
| [CVE-2017-0279](https://patchblox.com/security/data/cve/CVE-2017-0279.md) | Urgent | Windows SMB Server | 7.0 | 0.1085 |  |
| [CVE-2017-0214](https://patchblox.com/security/data/cve/CVE-2017-0214.md) | Urgent | Windows COM | 6.7 | 0.0346 | More likely |
| [CVE-2017-0077](https://patchblox.com/security/data/cve/CVE-2017-0077.md) | Urgent | Microsoft Graphics Component | 4.7 | 0.0154 | More likely |
| [CVE-2017-0271](https://patchblox.com/security/data/cve/CVE-2017-0271.md) | High | Windows SMB Server | 7.0 | 0.1327 |  |
| [CVE-2017-0267](https://patchblox.com/security/data/cve/CVE-2017-0267.md) | High | Windows SMB Server | 7.0 | 0.1268 |  |
| [CVE-2017-0275](https://patchblox.com/security/data/cve/CVE-2017-0275.md) | High | Windows SMB Server | 7.0 | 0.0761 |  |
| [CVE-2017-0268](https://patchblox.com/security/data/cve/CVE-2017-0268.md) | High | Windows SMB Server | 7.0 | 0.0724 |  |
| [CVE-2017-0270](https://patchblox.com/security/data/cve/CVE-2017-0270.md) | High | Windows SMB Server | 7.0 | 0.0724 |  |
| [CVE-2017-0276](https://patchblox.com/security/data/cve/CVE-2017-0276.md) | High | Windows SMB Server | 7.0 | 0.0724 |  |
| [CVE-2017-0280](https://patchblox.com/security/data/cve/CVE-2017-0280.md) | High | Windows SMB Server | 7.0 | 0.0717 |  |
| [CVE-2017-0274](https://patchblox.com/security/data/cve/CVE-2017-0274.md) | High | Windows SMB Server | 7.0 | 0.0704 |  |
| [CVE-2017-0269](https://patchblox.com/security/data/cve/CVE-2017-0269.md) | High | Windows SMB Server | 7.0 | 0.0647 |  |
| [CVE-2017-0273](https://patchblox.com/security/data/cve/CVE-2017-0273.md) | High | Windows SMB Server | 8.1 | 0.0609 |  |
| [CVE-2017-0190](https://patchblox.com/security/data/cve/CVE-2017-0190.md) | Routine | Microsoft Graphics Component | 4.2 | 0.4346 |  |
| [CVE-2017-0259](https://patchblox.com/security/data/cve/CVE-2017-0259.md) | Routine | Windows Kernel | 4.7 | 0.0966 |  |
| [CVE-2017-0258](https://patchblox.com/security/data/cve/CVE-2017-0258.md) | Routine | Windows Kernel | 4.7 | 0.0736 |  |
| [CVE-2017-0171](https://patchblox.com/security/data/cve/CVE-2017-0171.md) | Routine | Microsoft Windows DNS | 5.3 | 0.0406 |  |
| [CVE-2017-0246](https://patchblox.com/security/data/cve/CVE-2017-0246.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0130 |  |

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Data as of 2026-11-07T18:46:35Z 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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