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FKIE_CVE-2023-42659

Vulnerability from fkie_nvd - Published: 2023-11-07 16:15 - Updated: 2026-06-17 06:24
Severity
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In WS_FTP Server versions prior to 8.7.6 and 8.8.4, an unrestricted file upload flaw has been identified. An authenticated Ad Hoc Transfer user has the ability to craft an API call which allows them to upload a file to a specified location on the underlying operating system hosting the WS_FTP Server application.
References
security@progress.comhttps://community.progress.com/s/article/WS-FTP-Server-Service-Pack-November-2023Vendor Advisory
security@progress.comhttps://www.progress.com/ws_ftpProduct
af854a3a-2127-422b-91ae-364da2661108https://community.progress.com/s/article/WS-FTP-Server-Service-Pack-November-2023Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.progress.com/ws_ftpProduct
Impacted products
Vendor Product Version
progress ws_ftp_server *
progress ws_ftp_server *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "affected",
          "modules": [
            "Ad Hoc Transfer Module"
          ],
          "product": "WS_FTP Server",
          "vendor": "Progress Software Corporation",
          "versions": [
            {
              "lessThan": "8.8.4",
              "status": "affected",
              "version": "8.8.0",
              "versionType": "semver"
            },
            {
              "lessThan": "8.7.6",
              "status": "affected",
              "version": "8.7.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "security@progress.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:progress:ws_ftp_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8424B148-39EF-483E-81F3-25A2FFF83CE6",
              "versionEndExcluding": "8.7.6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:progress:ws_ftp_server:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "23DE01DB-BA5C-4064-88B3-99B228E1E7C9",
              "versionEndExcluding": "8.8.4",
              "versionStartIncluding": "8.8.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "\nIn WS_FTP Server versions prior to 8.7.6 and 8.8.4, an unrestricted file upload flaw has been identified.  An authenticated Ad Hoc Transfer user has the ability to craft an API call which allows them to upload a file to a specified location on the underlying operating system hosting the WS_FTP Server application.\n"
    },
    {
      "lang": "es",
      "value": "WS_FTP Server en las versiones anteriores a 8.7.6 y 8.8.4, se identific\u00f3 una falla en la carga de archivos sin restricciones. Un usuario autenticado de Ad Hoc Transfer tiene la capacidad de crear una llamada API que le permite cargar un archivo en una ubicaci\u00f3n espec\u00edfica en el sistema operativo subyacente que aloja la aplicaci\u00f3n del servidor WS_FTP."
    }
  ],
  "id": "CVE-2023-42659",
  "lastModified": "2026-06-17T06:24:12.133",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 9.1,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.1,
        "impactScore": 5.3,
        "source": "security@progress.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-42659",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-09-04T15:17:10.115964Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-11-07T16:15:28.923",
  "references": [
    {
      "source": "security@progress.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://community.progress.com/s/article/WS-FTP-Server-Service-Pack-November-2023"
    },
    {
      "source": "security@progress.com",
      "tags": [
        "Product"
      ],
      "url": "https://www.progress.com/ws_ftp"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://community.progress.com/s/article/WS-FTP-Server-Service-Pack-November-2023"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Product"
      ],
      "url": "https://www.progress.com/ws_ftp"
    }
  ],
  "sourceIdentifier": "security@progress.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ],
      "source": "security@progress.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-434"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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