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CVE-2022-22685

Estado: ModificadaAlta (8.1)—

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology WebDAV Server before 2.4.0-0062 allows remote authenticated users to delete arbitrary files via unspecified vectors.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Synology — Webdav Server

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-22685",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@synology.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 8.7,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 5.8,
        "exploitabilityScore": 2.3
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 8.1,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 5.2,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@synology.com",
      "affectedData": [
        {
          "vendor": "Synology",
          "product": "WebDAV Server",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "2.4.0-0062",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-07-28T07:15:07.817",
  "references": [
    {
      "url": "https://www.synology.com/security/advisory/Synology_SA_21_09",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@synology.com"
    },
    {
      "url": "https://www.synology.com/security/advisory/Synology_SA_21_09",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@synology.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology WebDAV Server before 2.4.0-0062 allows remote authenticated users to delete arbitrary files via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de limitación inapropiada de un nombre de ruta a un directorio restringido (\"Salto de Ruta\") en el componente webapi de Synology WebDAV Server versiones anteriores a 2.4.0-0062, que permite a usuarios remotos autenticados eliminar archivos arbitrarios por medios no especificados"
    }
  ],
  "lastModified": "2026-06-17T04:28:48.803",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:synology:webdav_server:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C24DD902-9671-4A20-B076-F1C30F063D9B",
              "versionEndExcluding": "2.4.0-0062"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@synology.com"
}