Vulnerability-Lookup

GHSA-867Q-8RPR-VPPH

Vulnerability from github – Published: 2026-02-04 00:30 – Updated: 2026-02-04 00:30

Details

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.

Severity

9.8 (Critical)


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

7.1 (High)


                  
                    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

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{
  "affected": [],
  "aliases": [
    "CVE-2020-37067"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-770"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-02-03T22:16:21Z",
    "severity": "HIGH"
  },
  "details": "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.",
  "id": "GHSA-867q-8rpr-vpph",
  "modified": "2026-02-04T00:30:28Z",
  "published": "2026-02-04T00:30:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-37067"
    },
    {
      "type": "WEB",
      "url": "https://sourceforge.net/projects/filetto"
    },
    {
      "type": "WEB",
      "url": "https://www.exploit-db.com/exploits/48503"
    },
    {
      "type": "WEB",
      "url": "https://www.vulncheck.com/advisories/filetto-feat-denial-of-service"
    },
    {
      "type": "WEB",
      "url": "http://www.utillyty.eu"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2020-37067 (GCVE-0-2020-37067)

Vulnerability from cvelistv5 – Published: 2026-02-03 22:01 – Updated: 2026-02-04 20:55

Title

Filetto 1.0 - 'FEAT' Denial of Service

Summary

Severity

7.1 (High)


                        
                          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

9.8 (Critical)


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

CWE

CWE-770 - Allocation of Resources Without Limits or Throttling

Assigner

VulnCheck

References

4 references

URL	Tags
https://www.exploit-db.com/exploits/48503	exploit
http://www.utillyty.eu	product
https://sourceforge.net/projects/filetto	product
https://www.vulncheck.com/advisories/filetto-feat…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Utillyty	Filetto	Affected: 1.0

Date Public

2020-05-13 00:00

Credits

Alvaro J. Gene (Socket_0x03)

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JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2020-37067",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-02-04T20:54:58.923157Z",
                "version": "2.0.3"
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      "credits": [
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          "value": "Alvaro J. Gene (Socket_0x03)"
        }
      ],
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          "lang": "en",
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        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
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            "vulnAvailabilityImpact": "HIGH",
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            "vulnerabilityResponseEffort": "NOT_DEFINED"
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            "confidentialityImpact": "HIGH",
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            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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          "tags": [
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        },
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          "name": "Vendor Homepage",
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          ],
          "url": "http://www.utillyty.eu"
        },
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          "tags": [
            "product"
          ],
          "url": "https://sourceforge.net/projects/filetto"
        },
        {
          "name": "VulnCheck Advisory: Filetto 1.0 - \u0027FEAT\u0027 Denial of Service",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/filetto-feat-denial-of-service"
        }
      ],
      "title": "Filetto 1.0 - \u0027FEAT\u0027 Denial of Service",
      "x_generator": {
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  "cveMetadata": {
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-867Q-8RPR-VPPH

CVE-2020-37067 (GCVE-0-2020-37067)

Tags

Sightings

Nomenclature