# CVE-2017-0057: Windows DNS Query Information Disclosure Vulnerability

CVE-2017-0057 is fixed in 13 products on 1 platform, first by KB4013198, released March 14, 2017. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2017-0057
- Priority: Routine
- CVSS: 3.7 (Important)
- EPSS: 0.1407
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation Unlikely
- Published: Mar 14, 2017
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2017-0057

## Description

<p>An information disclosure vulnerability exists when Windows dnsclient fails to properly handle requests. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system.</p> <p>There are multiple ways an attacker could exploit the vulnerability:</p> <ul> <li>If the target is a workstation, the attacker could convince a user to visit an untrusted webpage.</li> <li>If the target is a server, the attacker would have to trick the server into sending a DNS query to a malicious DNS server.</li> </ul> <p>The security update addresses the vulnerability by modifying how Windows dnsclient handles requests.</p>

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1511 for 32-bit Systems | 10586.839 | [KB4013198](https://patchblox.com/security/data/fix/microsoft/kb4013198.md) | Mar 14, 2017 |
| 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 32-bit Systems | 14393.953 | [KB4013429](https://patchblox.com/security/data/fix/microsoft/kb4013429.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 32-bit Systems | 10240.17319 | [KB4012606](https://patchblox.com/security/data/fix/microsoft/kb4012606.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 8.1 for 32-bit systems |  | [KB4012213](https://patchblox.com/security/data/fix/microsoft/kb4012213.md) | Mar 14, 2017 |
| Microsoft | Windows 8.1 for 32-bit systems |  | [KB4012216](https://patchblox.com/security/data/fix/microsoft/kb4012216.md) | Mar 14, 2017 |
| Microsoft | Windows 8.1 for x64-based systems |  | [KB4012213](https://patchblox.com/security/data/fix/microsoft/kb4012213.md) | Mar 14, 2017 |
| Microsoft | Windows 8.1 for x64-based systems |  | [KB4012216](https://patchblox.com/security/data/fix/microsoft/kb4012216.md) | Mar 14, 2017 |
| Microsoft | Windows RT 8.1 |  | [KB4012216](https://patchblox.com/security/data/fix/microsoft/kb4012216.md) | Mar 14, 2017 |
| Microsoft | Windows Server 2012 R2 |  | [KB4012213](https://patchblox.com/security/data/fix/microsoft/kb4012213.md) | Mar 14, 2017 |
| Microsoft | Windows Server 2012 R2 |  | [KB4012216](https://patchblox.com/security/data/fix/microsoft/kb4012216.md) | Mar 14, 2017 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) |  | [KB4012213](https://patchblox.com/security/data/fix/microsoft/kb4012213.md) | Mar 14, 2017 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) |  | [KB4012216](https://patchblox.com/security/data/fix/microsoft/kb4012216.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 |

---

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