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CVE-2021-40050

Estado: ModificadaCrítica (9.8)—

There is an out-of-bounds read vulnerability in the IFAA module. Successful exploitation of this vulnerability may cause stack overflow.

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 (3)

Huawei — EmuiHuawei — HarmonyosHuawei — Magic UI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-40050",
  "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": [
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        "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": "Huawei",
          "product": "EMUI",
          "versions": [
            {
              "status": "affected",
              "version": "12.0.0"
            },
            {
              "status": "affected",
              "version": "11.0.1"
            },
            {
              "status": "affected",
              "version": "11.0.0"
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            {
              "status": "affected",
              "version": "10.1.1"
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            {
              "status": "affected",
              "version": "10.1.0"
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        {
          "vendor": "Huawei",
          "product": "Magic UI",
          "versions": [
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              "status": "affected",
              "version": "4.0.0"
            },
            {
              "status": "affected",
              "version": "3.1.1"
            },
            {
              "status": "affected",
              "version": "3.1.0"
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        },
        {
          "vendor": "Huawei",
          "product": "HarmonyOS",
          "versions": [
            {
              "status": "affected",
              "version": "2.0"
            }
          ]
        }
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    }
  ],
  "published": "2022-03-10T17:43:17.980",
  "references": [
    {
      "url": "https://consumer.huawei.com/en/support/bulletin/2022/3/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@huawei.com"
    },
    {
      "url": "https://device.harmonyos.com/cn/docs/security/update/security-bulletins-phones-202203-0000001257385193",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@huawei.com"
    },
    {
      "url": "https://consumer.huawei.com/en/support/bulletin/2022/3/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://device.harmonyos.com/cn/docs/security/update/security-bulletins-phones-202203-0000001257385193",
      "tags": [
        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is an out-of-bounds read vulnerability in the IFAA module. Successful exploitation of this vulnerability may cause stack overflow."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de lectura fuera de límites en el módulo IFAA. Una explotación con éxito de esta vulnerabilidad puede causar desbordamiento de pila"
    }
  ],
  "lastModified": "2026-06-17T04:06:27.570",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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            },
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            },
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          "operator": "OR"
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  "sourceIdentifier": "psirt@huawei.com"
}