CVE-2020-37067

CRITICAL

Filetto 1.0 - Denial of Service via Oversized FEAT Command

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-37067. PoCs published by Socket_0x03.

AI-analyzed exploit summary This PoC exploits a denial-of-service vulnerability in Filetto 1.0 FTP server by sending an oversized 'FEAT' command. The exploit triggers a crash due to improper handling of the input buffer.

Description

Filetto 1.0 FTP server contains a denial of service vulnerability in the FEAT command processing that allows attackers to crash the service. Attackers can send an oversized FEAT command with 11,008 bytes of repeated characters to trigger a buffer overflow and terminate the FTP service.

Exploits (1)

exploitdb WORKING POC
by Socket_0x03 · pythondoswindows
https://www.exploit-db.com/exploits/48503

This PoC exploits a denial-of-service vulnerability in Filetto 1.0 FTP server by sending an oversized 'FEAT' command. The exploit triggers a crash due to improper handling of the input buffer.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Filetto 1.0
Auth required
Prerequisites: Network access to the target FTP server · Valid credentials for authentication
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Third Party Advisory exploit
https://www.exploit-db.com/exploits/48503
Various Sources product
http://www.utillyty.eu

Scores

CVSS v3 9.8
EPSS 0.0037
EPSS Percentile 28.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact total

Details

CWE
CWE-770
Status published
Products (1)
Utillyty/Filetto 1.0
Published Feb 03, 2026
Tracked Since Feb 18, 2026