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CVE-2021-21732

Estado: ModificadaAlta (7.5)—

A mobile phone of ZTE is impacted by improper access control vulnerability. Due to improper permission settings, third-party applications can read some files in the proc file system without authorization. Attackers could exploit this vulnerability to obtain sensitive information. This affects Axon 11 5G ZTE/CN_P725A12/P725A12:10/QKQ1.200816.002/20201116.175317:user/release-keys.

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)

ZTE — Axon 11 5G Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-21732",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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    "cvssMetricV31": [
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        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
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  },
  "affected": [
    {
      "source": "psirt@zte.com.cn",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "<Axon 11 5G>",
          "versions": [
            {
              "status": "affected",
              "version": "<ZTE/CN_P725A12/P725A12:10/QKQ1.200816.002/20201116.175317:user/release-keys>"
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  "published": "2021-05-19T11:15:07.757",
  "references": [
    {
      "url": "https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1015064",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@zte.com.cn"
    },
    {
      "url": "https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1015064",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
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      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A mobile phone of ZTE is impacted by improper access control vulnerability. Due to improper permission settings, third-party applications can read some files in the proc file system without authorization. Attackers could exploit this vulnerability to obtain sensitive information. This affects Axon 11 5G ZTE/CN_P725A12/P725A12:10/QKQ1.200816.002/20201116.175317:user/release-keys."
    },
    {
      "lang": "es",
      "value": "Un teléfono móvil de ZTE está afectado por una vulnerabilidad de control de acceso inapropiado.&#xa0;Debido a una configuración de permisos inapropiada, unas aplicaciones de terceros pueden leer algunos archivos en el sistema de archivos proc sin autorización.&#xa0;Los atacantes podrían explotar esta vulnerabilidad para conseguir información confidencial.&#xa0;Esto afecta a Axon 11 5G ZTE/CN_P725A12/P725A12: 10/QKQ1.200816.002/20201116.175317: usuario/teclas de liberación"
    }
  ],
  "lastModified": "2026-06-17T03:36:03.443",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
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              "versionEndExcluding": "2021.5.1"
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  "sourceIdentifier": "psirt@zte.com.cn"
}