CVE-2025-20740

{
  "id": "CVE-2025-20740",
  "sourceIdentifier": "[email protected]",
  "published": "2025-11-04T07:15:44.140",
  "lastModified": "2026-10-18T21:10:00.120",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In wlan STA driver, there is a possible out of bounds read due to a race condition. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00435337; Issue ID: MSV-4036."
    },
    {
      "lang": "es",
      "value": "En el controlador STA de WLAN, existe una posible lectura fuera de límites debido a una condición de carrera. Esto podría llevar a una revelación de información local con privilegios de ejecución de usuario necesarios. La interacción del usuario no es necesaria para la explotación. ID del parche: WCNCR00435337; ID del problema: MSV-4036."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "MediaTek, Inc.",
          "product": "MT7902, MT7920, MT7921, MT7922, MT7925, MT7927",
          "versions": [
            {
              "version": "NB SDK release 3.7 and before",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
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        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "baseScore": 4.7,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 3.6
      }
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        "ssvcData": {
          "timestamp": "2025-11-04T15:04:22.571929Z",
          "id": "CVE-2025-20740",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-367"
        }
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    }
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  "references": [
    {
      "url": "https://corp.mediatek.com/product-security-bulletin/November-2025",
      "source": "[email protected]",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}