CVE-2020-37067

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/3/2026

Last Modified2/4/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-770

References

http://www.utillyty.eu(disclosure@vulncheck.com)

https://sourceforge.net/projects/filetto(disclosure@vulncheck.com)

https://www.exploit-db.com/exploits/48503(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/filetto-feat-denial-of-service(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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