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CVE-2019-1020017

Estado: ModificadaMedia (5.3)—

Discourse before 2.3.0 and 2.4.x before 2.4.0.beta3 lacks a confirmation screen when logging in via a user-api OTP.

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)

Discourse — Discourse

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-1020017",
  "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:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "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": 5.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "josh@bress.net",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Discourse",
          "versions": [
            {
              "status": "affected",
              "version": "< 2.3.0"
            },
            {
              "status": "affected",
              "version": "2.4.0.beta1"
            },
            {
              "status": "affected",
              "version": "2.4.0.beta2"
            },
            {
              "status": "affected",
              "version": "fixed in 2.4.0.beta3"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-07-29T13:15:12.263",
  "references": [
    {
      "url": "https://github.com/discourse/discourse/commit/b8340c6c8e50a71ff1bca9654b9126ca5a84ce9a",
      "tags": [
        "Patch"
      ],
      "source": "josh@bress.net"
    },
    {
      "url": "https://github.com/discourse/discourse/commit/e6e47f2fb22764c92aaa90445c7bf203192fba11",
      "tags": [
        "Patch"
      ],
      "source": "josh@bress.net"
    },
    {
      "url": "https://github.com/discourse/discourse/commit/b8340c6c8e50a71ff1bca9654b9126ca5a84ce9a",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/discourse/discourse/commit/e6e47f2fb22764c92aaa90445c7bf203192fba11",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Discourse before 2.3.0 and 2.4.x before 2.4.0.beta3 lacks a confirmation screen when logging in via a user-api OTP."
    },
    {
      "lang": "es",
      "value": "Discourse en versiones anteriores a la 2.3.0 y 2.4.x en versiones anteriores a la 2.4.0.beta3, carece de una pantalla de confirmación cuando se inicia sesión mediante un usuario de la api OTP."
    }
  ],
  "lastModified": "2026-06-17T02:10:01.290",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8E4CD835-C559-4E72-92AE-346C3FF06EA7",
              "versionEndExcluding": "2.3.0"
            },
            {
              "criteria": "cpe:2.3:a:discourse:discourse:2.4.0:beta1:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9F56245D-A74A-4AEB-89F5-37787AEBB0D5"
            },
            {
              "criteria": "cpe:2.3:a:discourse:discourse:2.4.0:beta2:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "105421C3-A5FC-4842-ADB9-632478E2A543"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "josh@bress.net"
}