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CVE-2018-3733

Status: ModifiedHigh (7.5)—

crud-file-server node module before 0.9.0 suffers from a Path Traversal vulnerability due to incorrect validation of url, which allows a malicious user to read content of any file with known path.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Crud-file-server Project — Crud-file-server

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2018-3733",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "support@hackerone.com",
      "affectedData": [
        {
          "vendor": "HackerOne",
          "product": "crud-file-server node module",
          "versions": [
            {
              "status": "affected",
              "version": "Versions before 0.9.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-05-29T20:29:02.643",
  "references": [
    {
      "url": "https://github.com/omphalos/crud-file-server/commit/4fc3b404f718abb789f4ce4272c39c7a138c7a82",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "support@hackerone.com"
    },
    {
      "url": "https://hackerone.com/reports/310690",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "support@hackerone.com"
    },
    {
      "url": "https://github.com/omphalos/crud-file-server/commit/4fc3b404f718abb789f4ce4272c39c7a138c7a82",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://hackerone.com/reports/310690",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "support@hackerone.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "crud-file-server node module before 0.9.0 suffers from a Path Traversal vulnerability due to incorrect validation of url, which allows a malicious user to read content of any file with known path."
    },
    {
      "lang": "es",
      "value": "El módulo crud-file-server node en versiones anteriores a la 0.9.0 sufre de una vulnerabilidad de salto de directorio debido a la validación incorrecta de URL, que permite que un usuario malicioso lea contenido de cualquier archivo con una ruta conocida."
    }
  ],
  "lastModified": "2026-06-17T01:57:44.573",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:crud-file-server_project:crud-file-server:*:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9BDC9518-BFA7-4267-9FC1-BD4E3EFA5BE9",
              "versionEndExcluding": "0.9.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "support@hackerone.com"
}