# KB4038786: September 2017 security update

KB4038786, released September 12, 2017, fixes 27 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/microsoft/kb4038786
- Platform: Microsoft
- Released: Sep 12, 2017
- Priority: Urgent (Closes CVE-2017-8682, rated Critical)
- CVEs: 27, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/4038786

## Applies to

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

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2017-8682](https://patchblox.com/security/data/cve/CVE-2017-8682.md) | Urgent | Microsoft Graphics Component | 8.4 | 0.4977 |  |
| [CVE-2016-3238](https://patchblox.com/security/data/cve/CVE-2016-3238.md) | Urgent | Windows Print Spooler Components | 8.8 | 0.3362 |  |
| [CVE-2017-8686](https://patchblox.com/security/data/cve/CVE-2017-8686.md) | Urgent | Windows DHCP Server | 9.8 | 0.2750 |  |
| [CVE-2017-8728](https://patchblox.com/security/data/cve/CVE-2017-8728.md) | Urgent | Microsoft Windows PDF | 4.2 | 0.2153 |  |
| [CVE-2017-8737](https://patchblox.com/security/data/cve/CVE-2017-8737.md) | Urgent | Microsoft Windows PDF | 2.6 | 0.2153 |  |
| [CVE-2017-0161](https://patchblox.com/security/data/cve/CVE-2017-0161.md) | Urgent | Windows NetBIOS | 8.1 | 0.1123 |  |
| [CVE-2017-8675](https://patchblox.com/security/data/cve/CVE-2017-8675.md) | Urgent | Windows Kernel-Mode Drivers | 7.0 | 0.0156 | More likely |
| [CVE-2017-8695](https://patchblox.com/security/data/cve/CVE-2017-8695.md) | High | Microsoft Graphics Component | 7.5 | 0.0964 |  |
| [CVE-2017-8714](https://patchblox.com/security/data/cve/CVE-2017-8714.md) | High | Windows Hyper-V | 7.8 | 0.0377 |  |
| [CVE-2017-8713](https://patchblox.com/security/data/cve/CVE-2017-8713.md) | High | Windows Hyper-V | 7.2 | 0.0348 |  |
| [CVE-2017-8707](https://patchblox.com/security/data/cve/CVE-2017-8707.md) | High | Windows Hyper-V | 7.2 | 0.0242 |  |
| [CVE-2017-8720](https://patchblox.com/security/data/cve/CVE-2017-8720.md) | High | Microsoft Graphics Component | 7.8 | 0.0164 |  |
| [CVE-2017-8683](https://patchblox.com/security/data/cve/CVE-2017-8683.md) | Routine | Microsoft Graphics Component | 5.5 | 0.2255 |  |
| [CVE-2017-8699](https://patchblox.com/security/data/cve/CVE-2017-8699.md) | Routine | Microsoft Windows | 6.4 | 0.2130 |  |
| [CVE-2017-8692](https://patchblox.com/security/data/cve/CVE-2017-8692.md) | Routine | Microsoft Uniscribe | 5.0 | 0.1691 |  |
| [CVE-2017-8676](https://patchblox.com/security/data/cve/CVE-2017-8676.md) | Routine | Microsoft Graphics Component | 3.3 | 0.1404 |  |
| [CVE-2017-8684](https://patchblox.com/security/data/cve/CVE-2017-8684.md) | Routine | Microsoft Graphics Component | 5.5 | 0.0427 |  |
| [CVE-2017-8678](https://patchblox.com/security/data/cve/CVE-2017-8678.md) | Routine | Windows Kernel-Mode Drivers | 5.5 | 0.0423 |  |
| [CVE-2017-8680](https://patchblox.com/security/data/cve/CVE-2017-8680.md) | Routine | Windows Kernel-Mode Drivers | 5.5 | 0.0423 |  |
| [CVE-2017-8681](https://patchblox.com/security/data/cve/CVE-2017-8681.md) | Routine | Windows Kernel-Mode Drivers | 5.5 | 0.0423 |  |
| [CVE-2017-8687](https://patchblox.com/security/data/cve/CVE-2017-8687.md) | Routine | Windows Kernel-Mode Drivers | 5.5 | 0.0423 |  |
| [CVE-2017-8708](https://patchblox.com/security/data/cve/CVE-2017-8708.md) | Routine | Windows Kernel | 4.7 | 0.0368 |  |
| [CVE-2017-8677](https://patchblox.com/security/data/cve/CVE-2017-8677.md) | Routine | Windows Kernel-Mode Drivers | 5.5 | 0.0366 |  |
| [CVE-2017-8679](https://patchblox.com/security/data/cve/CVE-2017-8679.md) | Routine | Windows Kernel | 5.5 | 0.0366 |  |
| [CVE-2017-8688](https://patchblox.com/security/data/cve/CVE-2017-8688.md) | Routine | Microsoft Graphics Component | 5.5 | 0.0366 |  |
| [CVE-2017-8709](https://patchblox.com/security/data/cve/CVE-2017-8709.md) | Routine | Windows Kernel | 4.7 | 0.0349 |  |
| [CVE-2017-8719](https://patchblox.com/security/data/cve/CVE-2017-8719.md) | Routine | Windows Kernel | 4.7 | 0.0349 |  |

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Data as of 2026-11-07T12:40:37Z 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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