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CVE-2021-21725

Estado: ModificadaMedia (5.7)—

A ZTE product has an information leak vulnerability. An attacker with higher authority can go beyond their authority to access files in other directories by performing specific operations, resulting in information leak. This affects: ZXHN H196Q V9.1.0C2.

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 — Zxhn H196q Firmware

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-21725",
  "cveTags": [],
  "metrics": {
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        "source": "nvd@nist.gov",
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          "baseScore": 2.7,
          "accessVector": "ADJACENT_NETWORK",
          "vectorString": "AV:A/AC:L/Au:S/C:P/I:N/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
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          "attackVector": "ADJACENT_NETWORK",
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          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
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        "impactScore": 3.6,
        "exploitabilityScore": 2.1
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  },
  "affected": [
    {
      "source": "psirt@zte.com.cn",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "ZXHN H196Q",
          "versions": [
            {
              "status": "affected",
              "version": "V9.1.0C2"
            }
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  "published": "2021-03-05T17:15:14.297",
  "references": [
    {
      "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014624",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@zte.com.cn"
    },
    {
      "url": "http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014624",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-863"
        }
      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A ZTE product has an information leak vulnerability. An attacker with higher authority can go beyond their authority to access files in other directories by performing specific operations, resulting in information leak. This affects: ZXHN H196Q V9.1.0C2."
    },
    {
      "lang": "es",
      "value": "Un producto ZTE presenta una vulnerabilidad de filtrado de información. Un atacante con mayor autoridad puede ir más allá de su autoridad para acceder a archivos en otros directorios al llevar a cabo operaciones específicas, resultando en un filtrado de información. Esto afecta a: ZXHN H196Q V9.1.0C2"
    }
  ],
  "lastModified": "2026-06-17T03:36:02.733",
  "configurations": [
    {
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  "sourceIdentifier": "psirt@zte.com.cn"
}