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CVE-2026-20470

Estado: AplazadaMedia (6.2)—

In Telephony, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11086431; Issue ID: MSV-8189.

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).

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-20470",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-20470",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-08-03T19:40:49.613018Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.2,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/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": 2.5
      }
    ]
  },
  "affected": [
    {
      "source": "security@mediatek.com",
      "affectedData": [
        {
          "vendor": "MediaTek, Inc.",
          "product": "MediaTek chipset",
          "versions": [
            {
              "status": "affected",
              "version": "MT6739"
            },
            {
              "status": "affected",
              "version": "MT6761"
            },
            {
              "status": "affected",
              "version": "MT6765"
            },
            {
              "status": "affected",
              "version": "MT6768"
            },
            {
              "status": "affected",
              "version": "MT6781"
            },
            {
              "status": "affected",
              "version": "MT6789"
            },
            {
              "status": "affected",
              "version": "MT6835"
            },
            {
              "status": "affected",
              "version": "MT6853"
            },
            {
              "status": "affected",
              "version": "MT6855"
            },
            {
              "status": "affected",
              "version": "MT6877"
            },
            {
              "status": "affected",
              "version": "MT6878"
            },
            {
              "status": "affected",
              "version": "MT6879"
            },
            {
              "status": "affected",
              "version": "MT6883"
            },
            {
              "status": "affected",
              "version": "MT6885"
            },
            {
              "status": "affected",
              "version": "MT6886"
            },
            {
              "status": "affected",
              "version": "MT6889"
            },
            {
              "status": "affected",
              "version": "MT6893"
            },
            {
              "status": "affected",
              "version": "MT6895"
            },
            {
              "status": "affected",
              "version": "MT6897"
            },
            {
              "status": "affected",
              "version": "MT6899"
            },
            {
              "status": "affected",
              "version": "MT6983"
            },
            {
              "status": "affected",
              "version": "MT6985"
            },
            {
              "status": "affected",
              "version": "MT6989"
            },
            {
              "status": "affected",
              "version": "MT6991"
            },
            {
              "status": "affected",
              "version": "MT6993"
            },
            {
              "status": "affected",
              "version": "MT8668"
            },
            {
              "status": "affected",
              "version": "MT8676"
            },
            {
              "status": "affected",
              "version": "MT8678"
            },
            {
              "status": "affected",
              "version": "MT8755"
            },
            {
              "status": "affected",
              "version": "MT8765"
            },
            {
              "status": "affected",
              "version": "MT8766"
            },
            {
              "status": "affected",
              "version": "MT8766R"
            },
            {
              "status": "affected",
              "version": "MT8768"
            },
            {
              "status": "affected",
              "version": "MT8775"
            },
            {
              "status": "affected",
              "version": "MT8781"
            },
            {
              "status": "affected",
              "version": "MT8792"
            },
            {
              "status": "affected",
              "version": "MT8796"
            },
            {
              "status": "affected",
              "version": "MT8798"
            },
            {
              "status": "affected",
              "version": "MT8863"
            },
            {
              "status": "affected",
              "version": "MT8873"
            },
            {
              "status": "affected",
              "version": "MT8883"
            },
            {
              "status": "affected",
              "version": "MT8893"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-08-03T03:16:41.940",
  "references": [
    {
      "url": "https://www.mediatek.com/product-security-bulletin/August-2026",
      "source": "security@mediatek.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@mediatek.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-926"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Telephony, there is a possible information disclosure due to a missing permission check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11086431; Issue ID: MSV-8189."
    }
  ],
  "lastModified": "2026-08-28T21:28:17.300",
  "sourceIdentifier": "security@mediatek.com"
}