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CVE-2021-25640

Estado: ModificadaMedia (6.1)—

In Apache Dubbo prior to 2.6.9 and 2.7.9, the usage of parseURL method will lead to the bypass of white host check which can cause open redirect or SSRF vulnerability.

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)

Apache — Dubbo

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-25640",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@apache.org",
      "affectedData": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache Dubbo",
          "versions": [
            {
              "status": "affected",
              "version": "Apache Dubbo 2.7.x",
              "lessThan": "2.7.9",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "Apache Dubbo 2.6.x",
              "lessThan": "2.6.9",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-06-01T14:15:09.693",
  "references": [
    {
      "url": "https://lists.apache.org/thread.html/re4cab8855361a454d2af106fb3dad76259e723015fd7e09cb4f9eb77%40%3Cdev.dubbo.apache.org%3E",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "security@apache.org"
    },
    {
      "url": "https://lists.apache.org/thread.html/re4cab8855361a454d2af106fb3dad76259e723015fd7e09cb4f9eb77%40%3Cdev.dubbo.apache.org%3E",
      "tags": [
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      "source": "security@apache.org"
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    {
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      "tags": [
        "Mailing List",
        "Vendor Advisory"
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      "source": "security@apache.org"
    },
    {
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      "tags": [
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://lists.apache.org/thread.html/re4cab8855361a454d2af106fb3dad76259e723015fd7e09cb4f9eb77%40%3Cdev.dubbo.apache.org%3E",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://lists.apache.org/thread.html/re4cab8855361a454d2af106fb3dad76259e723015fd7e09cb4f9eb77%40%3Cdev.dubbo.apache.org%3E",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://lists.apache.org/thread.html/re4cab8855361a454d2af106fb3dad76259e723015fd7e09cb4f9eb77%40%3Cdev.dubbo.apache.org%3E",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@apache.org",
      "description": [
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-601"
        },
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Apache Dubbo prior to 2.6.9 and 2.7.9, the usage of parseURL method will lead to the bypass of white host check which can cause open redirect or SSRF vulnerability."
    },
    {
      "lang": "es",
      "value": "En Apache Dubbo versiones anteriores a 2.6.9 y 2.7.9, el uso del método parseURL conllevara a la omisión de la comprobación de host blanca, lo que puede causar una redirección abierta o una vulnerabilidad de tipo SSRF"
    }
  ],
  "lastModified": "2026-06-17T03:42:15.657",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apache:dubbo:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "35FDD1BF-2F98-47A3-810B-244ADABF883D",
              "versionEndExcluding": "2.6.9",
              "versionStartIncluding": "2.5.0"
            },
            {
              "criteria": "cpe:2.3:a:apache:dubbo:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7373E9C7-4A55-4E64-B70B-71DF056F600E",
              "versionEndExcluding": "2.7.9",
              "versionStartIncluding": "2.7.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@apache.org"
}