CVE-2020-37067

Filetto 1.0 - 'FEAT' Denial of Service

Published Feb 3, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Utillyty
Utillyty filetto
Vendors & Products Utillyty
Utillyty filetto
Type Values Removed Values Added
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.
Title Filetto 1.0 - 'FEAT' Denial of Service
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Feb 4, 2026, 8:55 PM
Reserved
Feb 1, 2026, 1:16 PM
Status
Deferred
Published
Feb 3, 2026, 10:16 PM
Modified
Jun 17, 2026, 3:16 AM