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CVE-2021-22470

Estado: ModificadaAlta (7.8)—

Un componente de HarmonyOS presenta una vulnerabilidad de Control de Privilegios. Unos atacantes locales pueden explotar esta vulnerabilidad para ampliar el Dominio confiable de Grabación

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)

Huawei — Harmonyos

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-22470",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/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": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@huawei.com",
      "affectedData": [
        {
          "vendor": "Huawei",
          "product": "HarmonyOS",
          "versions": [
            {
              "status": "affected",
              "version": "2.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-10-28T13:15:09.663",
  "references": [
    {
      "url": "https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808",
      "tags": [
        "Not Applicable",
        "Vendor Advisory"
      ],
      "source": "psirt@huawei.com"
    },
    {
      "url": "https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808",
      "tags": [
        "Not Applicable",
        "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": "A component of the HarmonyOS has a Privileges Controls vulnerability. Local attackers may exploit this vulnerability to expand the Recording Trusted Domain."
    },
    {
      "lang": "es",
      "value": "Un componente de HarmonyOS presenta una vulnerabilidad de Control de Privilegios. Unos atacantes locales pueden explotar esta vulnerabilidad para ampliar el Dominio confiable de Grabación"
    }
  ],
  "lastModified": "2026-06-17T03:37:17.033",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3AD62E8B-CB4B-43A6-98E8-09A8A1A3505B"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@huawei.com"
}