# CVE-2017-0095: Hyper-V vSMB Remote Code Execution Vulnerability

CVE-2017-0095 is fixed in 5 products on 1 platform, first by KB4013198, released March 14, 2017. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2017-0095
- Priority: High
- CVSS: 7.6 (Important)
- EPSS: 0.0404
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Less Likely
- Published: Mar 14, 2017
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2017-0095

## Description

<p>A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate vSMB packet data. An attacker who successfully exploited these vulnerabilities could execute arbitrary code on a target operating system.</p> <p>To exploit these vulnerabilities, an attacker running inside a virtual machine could run a specially crafted application that could cause the Hyper-V host operating system to execute arbitrary code.</p> <p>The update addresses the vulnerabilities by correcting how Windows Hyper-V validates vSMB packet data.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1511 for x64-based Systems | 10586.839 | [KB4013198](https://patchblox.com/security/data/fix/microsoft/kb4013198.md) | Mar 14, 2017 |
| Microsoft | Windows 10 Version 1607 for x64-based Systems | 14393.953 | [KB4013429](https://patchblox.com/security/data/fix/microsoft/kb4013429.md) | Mar 14, 2017 |
| Microsoft | Windows 10 for x64-based Systems | 10240.17319 | [KB4012606](https://patchblox.com/security/data/fix/microsoft/kb4012606.md) | Mar 14, 2017 |
| Microsoft | Windows Server 2016 | 14393.953 | [KB4013429](https://patchblox.com/security/data/fix/microsoft/kb4013429.md) | Mar 14, 2017 |
| Microsoft | Windows Server 2016 (Server Core installation) | 14393.953 | [KB4013429](https://patchblox.com/security/data/fix/microsoft/kb4013429.md) | Mar 14, 2017 |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo