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CVE-2020-27543

Status: ModifiedHigh (7.5)—

The restify-paginate package 0.0.5 for Node.js allows remote attackers to cause a Denial-of-Service by omitting the HTTP Host header. A Restify-based web service would crash with an uncaught exception.

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)

Restify-paginate Project — Restify-paginate

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2020-27543",
  "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:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "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:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-02-25T17:15:26.707",
  "references": [
    {
      "url": "https://github.com/paulvarache/restify-paginate/",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/secoats/cve/tree/master/CVE-2020-27543_dos_restify-paginate",
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        "Third Party Advisory"
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      "source": "cve@mitre.org"
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      "tags": [
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      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.npmjs.com/package/restify-paginate",
      "tags": [
        "Product",
        "Third Party Advisory"
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      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/paulvarache/restify-paginate/",
      "tags": [
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        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/secoats/cve/tree/master/CVE-2020-27543_dos_restify-paginate",
      "tags": [
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        "Patch",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://www.npmjs.com/package/restify-paginate",
      "tags": [
        "Product",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-755"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The restify-paginate package 0.0.5 for Node.js allows remote attackers to cause a Denial-of-Service by omitting the HTTP Host header. A Restify-based web service would crash with an uncaught exception."
    },
    {
      "lang": "es",
      "value": "El paquete restify-paginate versión 0.0.5 para Node.js, permite a atacantes remotos causar una Denegación de Servicio al omitir el encabezado del Host HTTP. Un servicio web basado en Restify bloquearía con una excepción no detectada"
    }
  ],
  "lastModified": "2026-06-17T03:09:17.530",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:restify-paginate_project:restify-paginate:0.0.5:*:*:*:*:node.js:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F2045558-0119-482D-A18E-92FAA4B9DEEB"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}