# CVE-2017-0146: Microsoft Windows SMB Remote Code Execution Vulnerability

Source: https://junglewise.ai/threats/cve-2017-0146-microsoft-windows-smb-remote-code-execution-vulnerability  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-03-25. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2017-0146 · Severity: critical · CVSS 8.8 · Exploited in the wild · Published 2022-03-25

The SMBv1 server in multiple versions of Microsoft Windows allows remote attackers to execute arbitrary code via specially crafted packets. This vulnerability is part of the set of SMB flaws addressed in the MS17-010 security update and has been observed being exploited in the wild.

Technologies: [Microsoft Windows](https://junglewise.ai/threats/technologies/windows). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2017-0146 exploited in the wild?** Yes. CVE-2017-0146 is known to be exploited in the wild, first recorded on 25 March 2022. Treat it as urgent.

**How severe is CVE-2017-0146?** Critical severity, with a CVSS score of 8.8, published 25 March 2022.

**Which products and versions are affected?** Microsoft Windows Vista SP2; Microsoft Windows Server 2008 SP2, R2 SP1; Microsoft Windows 7 SP1; Microsoft Windows 8.1 Gold; and 4 more.

**Is there a fix for CVE-2017-0146?** A patch was published on 2017-03-14: Microsoft released security updates (MS17-010) to address this vulnerability. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2017-0146 attacked?** It is attacked over the network, in an operating system.

**Am I affected by CVE-2017-0146?** Check whether you run Microsoft Windows. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Microsoft Windows Vista SP2
- Microsoft Windows Server 2008 SP2, R2 SP1
- Microsoft Windows 7 SP1
- Microsoft Windows 8.1 Gold
- Microsoft Windows Server 2012 Gold, R2
- Microsoft Windows RT 8.1 Gold
- Microsoft Windows 10 Gold, 1511, 1607
- Microsoft Windows Server 2016 Gold

## Timeline

- 2017-03-14: patched: Microsoft released security updates (MS17-010) to address this vulnerability.
- 2022-03-25: kev added: Added to CISA's Known Exploited Vulnerabilities Catalog.

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