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CVE-2021-27075

Estado: ModificadaMedia (6.8)—

Azure Virtual Machine Information Disclosure 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 (5)

Microsoft — Azure Container InstancesMicrosoft — Azure Container RegistryMicrosoft — Azure Kubernetes ServiceMicrosoft — Azure Service FabricMicrosoft — Azure Spring Cloud

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-27075",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.7,
          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/AC:L/Au:S/C:P/I:N/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 5.1,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "secure@microsoft.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.8,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 4,
        "exploitabilityScore": 2.3
      },
      {
        "type": "Secondary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.8,
          "attackVector": "ADJACENT_NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 4,
        "exploitabilityScore": 2.3
      }
    ]
  },
  "affected": [
    {
      "source": "secure@microsoft.com",
      "affectedData": [
        {
          "vendor": "Microsoft",
          "product": "Azure Container Instance",
          "versions": [
            {
              "status": "affected",
              "version": "-"
            }
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Azure Kubernetes Service",
          "versions": [
            {
              "status": "affected",
              "version": "1.0",
              "lessThan": "publication",
              "versionType": "custom"
            }
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Azure Service Fabric",
          "versions": [
            {
              "status": "affected",
              "version": "-"
            }
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Azure Spring Cloud",
          "versions": [
            {
              "status": "affected",
              "version": "-"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-03-11T16:15:18.130",
  "references": [
    {
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27075",
      "source": "secure@microsoft.com"
    },
    {
      "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27075",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "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": "Azure Virtual Machine Information Disclosure Vulnerability"
    },
    {
      "lang": "es",
      "value": "Una Vulnerabilidad de Divulgación de Información de la Máquina Virtual de Azure"
    }
  ],
  "lastModified": "2026-08-19T17:17:52.233",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:azure_container_instances:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4AACA3DD-1433-41E5-B848-4572C6E94856"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:azure_container_registry:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B374EE1C-9BEA-46D6-B2E6-F27C9B2E5CEA"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:azure_kubernetes_service:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "934ECDD0-31D7-409A-A1BD-0743E24BFE8F"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:azure_service_fabric:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B4CA4509-D2AF-4C0E-B072-A200DE36D8B6"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:azure_spring_cloud:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DB1583A2-CC68-4170-8D41-45B73A375CA5"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@microsoft.com"
}