github - ghsa-gr3f-rpff-fc97

GHSA-GR3F-RPFF-FC97

Vulnerability from github – Published: 2023-05-10 18:30 – Updated: 2025-11-04 21:30

Details

An out-of-bounds read vulnerability exists in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. A specially-crafted set of network packets can lead to denial of service. An attacker can send packets to trigger this vulnerability.This vulnerability occurs when no IP address argument is provided to the PORT command.

Severity ?

6.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2022-46377"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125",
      "CWE-823"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-05-10T16:15:10Z",
    "severity": "HIGH"
  },
  "details": "An out-of-bounds read vulnerability exists in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. A specially-crafted set of network packets can lead to denial of service. An attacker can send packets to trigger this vulnerability.This vulnerability occurs when no IP address argument is provided to the `PORT` command.",
  "id": "GHSA-gr3f-rpff-fc97",
  "modified": "2025-11-04T21:30:33Z",
  "published": "2023-05-10T18:30:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-46377"
    },
    {
      "type": "WEB",
      "url": "https://github.com/weston-embedded/uC-FTPs/pull/2"
    },
    {
      "type": "WEB",
      "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681"
    },
    {
      "type": "WEB",
      "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1681"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2022-46377 (GCVE-0-2022-46377)

Vulnerability from cvelistv5 – Published: 2023-05-10 15:23 – Updated: 2025-11-04 19:14

Summary

Severity ?

6.5 (Medium)


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

CWE

CWE-823 - Use of Out-of-range Pointer Offset

Assigner

talos

References

URL

Tags

	https://talosintelligence.com/vulnerability_repor…
	https://github.com/weston-embedded/uC-FTPs/pull/2

Impacted products

	Vendor	Product	Version
	Weston Embedded	uC-FTPs	Affected: v 1.98.00

Credits

Discovered by Kelly Leuschner of Cisco Talos.

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2025-11-04T19:14:24.229Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
            "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681",
            "tags": [
              "x_transferred"
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            "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681"
          },
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            "tags": [
              "x_transferred"
            ],
            "url": "https://github.com/weston-embedded/uC-FTPs/pull/2"
          },
          {
            "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1681"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-46377",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
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                "role": "CISA Coordinator",
                "timestamp": "2025-01-24T18:03:49.628124Z",
                "version": "2.0.3"
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        "providerMetadata": {
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        }
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      "metrics": [
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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  "cveMetadata": {
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    "datePublished": "2023-05-10T15:23:52.324Z",
    "dateReserved": "2022-12-02T18:54:51.872Z",
    "dateUpdated": "2025-11-04T19:14:24.229Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

Sightings

Author	Source	Type	Date

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-GR3F-RPFF-FC97

CVE-2022-46377 (GCVE-0-2022-46377)

Tags

Sightings

Nomenclature