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CVE-2020-15027

Estado: ModificadaCrítica (9.8)—

ConnectWise Automate through 2020.x has insufficient validation on certain authentication paths, allowing authentication bypass via a series of attempts. This was patched in 2020.7 and in a hotfix for 2019.12.

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)

Connectwise — Automate

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-15027",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-07-16T15:15:27.923",
  "references": [
    {
      "url": "https://slagle.tech/2020/07/06/cve-2020-15027/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://slagle.tech/2020/07/06/cve-2020-15027/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "ConnectWise Automate through 2020.x has insufficient validation on certain authentication paths, allowing authentication bypass via a series of attempts. This was patched in 2020.7 and in a hotfix for 2019.12."
    },
    {
      "lang": "es",
      "value": "ConnectWise Automate versiones hasta 2020.x, presenta una comprobación insuficiente en determinadas rutas de autenticación, permitiendo una omisión de autenticación por medio de una serie de intentos. Esto fue parcheado en versión 2020.7 y en una revisión para la versión 2019.12"
    }
  ],
  "lastModified": "2026-06-17T02:55:55.957",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:connectwise:automate:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7193C82E-A3AD-4BBA-AB48-C84D0FD3EAF9",
              "versionEndExcluding": "2019.12"
            },
            {
              "criteria": "cpe:2.3:a:connectwise:automate:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "05BF9CB5-50FB-43E8-9839-42835BBFC4F9",
              "versionEndIncluding": "2020.7",
              "versionStartIncluding": "2020.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}