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CVE-2021-22294

Estado: ModificadaBaja (3.3)—

Un componente API de HarmonyOS versión 2.0 presenta una vulnerabilidad de omisión de permisos. Los atacantes locales pueden explotar esta vulnerabilidad para emitir comandos repetidamente, agotando los recursos de servicio del sistema

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-2021-22294",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "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": 3.3,
          "attackVector": "LOCAL",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@huawei.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "HarmonyOS",
          "versions": [
            {
              "status": "affected",
              "version": "HarmonyOS 2.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-03-02T19:15:13.083",
  "references": [
    {
      "url": "https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2021/2021-03.md",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "psirt@huawei.com"
    },
    {
      "url": "https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2021/2021-03.md",
      "tags": [
        "Third Party 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 API of the HarmonyOS 2.0 has a permission bypass vulnerability. Local attackers may exploit this vulnerability to issue commands repeatedly, exhausting system service resources."
    },
    {
      "lang": "es",
      "value": "Un componente API de HarmonyOS versión 2.0 presenta una vulnerabilidad de omisión de permisos. Los atacantes locales pueden explotar esta vulnerabilidad para emitir comandos repetidamente, agotando los recursos de servicio del sistema"
    }
  ],
  "lastModified": "2026-06-17T03:36:57.180",
  "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"
}