FKIE_CVE-2018-16492

Vulnerability from fkie_nvd - Published: 2019-02-01 18:29 - Updated: 2026-06-17 01:44
Severity
9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A prototype pollution vulnerability was found in module extend <2.0.2, ~<3.0.2 that allows an attacker to inject arbitrary properties onto Object.prototype.
References
support@hackerone.comhttps://hackerone.com/reports/381185Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/381185Exploit, Issue Tracking, Third Party Advisory
Impacted products
Vendor Product Version
extend_project extend *
extend_project extend *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "extend",
          "vendor": "HackerOne",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 2.0.2, ~\u003c3.0.2"
            }
          ]
        }
      ],
      "source": "support@hackerone.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:extend_project:extend:*:*:*:*:*:node.js:*:*",
              "matchCriteriaId": "F82A05B3-5F5E-468E-BA56-F00D53AB8024",
              "versionEndExcluding": "2.0.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:extend_project:extend:*:*:*:*:*:node.js:*:*",
              "matchCriteriaId": "2D0E1E22-9B77-47A3-8A6A-676FCB6A31C8",
              "versionEndExcluding": "3.0.2",
              "versionStartIncluding": "3.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A prototype pollution vulnerability was found in module extend \u003c2.0.2, ~\u003c3.0.2 that allows an attacker to inject arbitrary properties onto Object.prototype."
    },
    {
      "lang": "es",
      "value": "Se ha detectado una vulnerabilidad de contaminaci\u00f3n de prototipo en el m\u00f3dulo extend, en versiones anteriores a la 2.0.2 y en versiones anteriores a la 3.0.2, que permite a un atacante inyectar propiedades arbitrarias en Object.prototype."
    }
  ],
  "id": "CVE-2018-16492",
  "lastModified": "2026-06-17T01:44:23.340",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-02-01T18:29:01.130",
  "references": [
    {
      "source": "support@hackerone.com",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://hackerone.com/reports/381185"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "url": "https://hackerone.com/reports/381185"
    }
  ],
  "sourceIdentifier": "support@hackerone.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "support@hackerone.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-74"
        }
      ],
      "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.

Sightings

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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.