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CVE-2021-22323

Estado: ModificadaCrítica (9.8)—

There is an Integer Overflow Vulnerability in Huawei Smartphone. Successful exploitation of these vulnerabilities may escalate the permission to that of the root user.

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 (2)

Huawei — EmuiHuawei — Magic UI

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2021-22323",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 10,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@huawei.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "EMUI;Magic UI",
          "versions": [
            {
              "status": "affected",
              "version": "EMUI 11.0.0,EMUI 10.1.1"
            },
            {
              "status": "affected",
              "version": "Magic UI 4.0.0,Magic UI 3.1.1"
            }
          ]
        }
      ]
    }
  ],
  "published": "2021-06-30T15:15:10.323",
  "references": [
    {
      "url": "https://consumer.huawei.com/en/support/bulletin/2021/5/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@huawei.com"
    },
    {
      "url": "https://consumer.huawei.com/en/support/bulletin/2021/5/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is an Integer Overflow Vulnerability in Huawei Smartphone. Successful exploitation of these vulnerabilities may escalate the permission to that of the root user."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de desbordamiento de enteros en el Smartphone de Huawei. Una explotación con éxito de estas vulnerabilidades puede escalar el permiso al del usuario root"
    }
  ],
  "lastModified": "2026-06-17T03:37:00.093",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:huawei:emui:10.1.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A7FF0AD1-22C2-423B-822A-E6496CEDAB02"
            },
            {
              "criteria": "cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0B701EC6-8208-4D22-95A6-B07D471A8A8B"
            },
            {
              "criteria": "cpe:2.3:o:huawei:magic_ui:3.1.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B655712B-E86C-4BD2-8A99-AEA382C520E7"
            },
            {
              "criteria": "cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F6066FAB-23F5-4CB2-B89E-B00F8835AC39"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@huawei.com"
}