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FKIE_CVE-2025-8866

Vulnerability from fkie_nvd - Published: 2025-08-11 17:15 - Updated: 2026-06-17 10:07
Severity
5.1 (Medium) - CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/U:Clear
Summary
YugabyteDB Anywhere web server does not properly enforce authentication for the /metamaster/universe API endpoint. An unauthenticated attacker could exploit this flaw to obtain server networking configuration details, including private and public IP addresses and DNS records.
References
security@yugabyte.comhttps://docs.yugabyte.com/preview/secure/vulnerability-disclosure-policy/
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "packageName": "yugaware",
          "platforms": [
            "Linux",
            "MacOS",
            "ARM",
            "x86"
          ],
          "product": "YugabyteDB Anywhere",
          "vendor": "YugabyteDB Inc",
          "versions": [
            {
              "status": "unaffected",
              "version": "2025.*",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "2024.*",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "2.20.*",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "security@yugabyte.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "YugabyteDB Anywhere web server does not properly enforce authentication for the /metamaster/universe API endpoint. An unauthenticated attacker could exploit this flaw to obtain server networking configuration details, including private and public IP addresses and DNS records."
    },
    {
      "lang": "es",
      "value": "El servidor web YugabyteDB Anywhere no aplica correctamente la autenticaci\u00f3n para el endpoint de la API /metamaster/universe. Un atacante no autenticado podr\u00eda explotar esta vulnerabilidad para obtener informaci\u00f3n de configuraci\u00f3n de red del servidor, incluyendo direcciones IP privadas y p\u00fablicas, y registros DNS."
    }
  ],
  "id": "CVE-2025-8866",
  "lastModified": "2026-06-17T10:07:48.803",
  "metrics": {
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "ADJACENT",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 5.1,
          "baseSeverity": "MEDIUM",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "NOT_DEFINED",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "LOW",
          "providerUrgency": "CLEAR",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "LOW",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Clear",
          "version": "4.0",
          "vulnAvailabilityImpact": "NONE",
          "vulnConfidentialityImpact": "LOW",
          "vulnIntegrityImpact": "NONE",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
        },
        "source": "security@yugabyte.com",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-8866",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-08-11T17:09:08.950482Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-08-11T17:15:27.557",
  "references": [
    {
      "source": "security@yugabyte.com",
      "url": "https://docs.yugabyte.com/preview/secure/vulnerability-disclosure-policy/"
    }
  ],
  "sourceIdentifier": "security@yugabyte.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ],
      "source": "security@yugabyte.com",
      "type": "Secondary"
    }
  ]
}



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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.

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