« Volver al listado

CVE-2023-20645

Estado: ModificadaMedia (4.4)—

En ril, existe una posible lectura fuera de límites debido a una comprobación de límites ausente. Esto podría provocar la divulgación local de información con privilegios de ejecución de System necesarios. No se necesita interacción del usuario para la explotación. Patch ID: ALPS07628609; Issue ID: ALPS07628609.

Traducción automática del texto original de NVD (en inglés).

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)

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-20645",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-20645",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-03-05T20:09:21.381808Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.4,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 0.8
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 4.4,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 0.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@mediatek.com",
      "affectedData": [
        {
          "vendor": "MediaTek, Inc.",
          "product": "MT6739, MT6761, MT6762, MT6763, MT6765, MT6769, MT6771, MT6779, MT6785, MT6789, MT6873, MT6875, MT6877, MT6879, MT6895, MT6983, MT8791, MT8791T, MT8797",
          "versions": [
            {
              "status": "affected",
              "version": "Android 12.0, 13.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2023-03-07T21:15:11.627",
  "references": [
    {
      "url": "https://corp.mediatek.com/product-security-bulletin/March-2023",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@mediatek.com"
    },
    {
      "url": "https://corp.mediatek.com/product-security-bulletin/March-2023",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In ril, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07628609; Issue ID: ALPS07628609."
    }
  ],
  "lastModified": "2026-06-17T05:30:31.017",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F8FB8EE9-FC56-4D5E-AE55-A5967634740C"
            },
            {
              "criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "879FFD0C-9B38-4CAA-B057-1086D794D469"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:mediatek:mt6739:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "7FA8A390-9F52-4CF3-9B45-936CE3E2B828"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6761:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "F726F486-A86F-4215-AD93-7A07A071844A"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6762:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C445EB80-6021-4E26-B74E-1B4B6910CE48"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6763:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "2F19C76A-50DF-4ACA-BACA-07157B4D838B"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "43E779F6-F0A0-4153-9A1D-B715C3A2F80E"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6769:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "D23991D5-1893-49F4-8A06-D5E66C96C3B3"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6771:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "BE4D2AED-C713-407F-A34A-52C3D8F65835"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6779:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "EBA369B8-8E23-492B-82CC-23114E6A5D1C"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6785:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "A82E0A4F-072F-474C-B94C-8114ABE05639"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "8B9B0D82-82C1-4A77-A016-329B99C45F49"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "F6B8A36E-C5FB-44AE-A1C3-50EBF4C68F6B"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "80BDC5EC-E822-4BC7-8C0D-E8AD8396E8FE"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "7CA9352F-E9BD-4656-9B7C-4AFEE2C78E58"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "704BE5CE-AE08-4432-A8B0-4C8BD62148AD"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6895:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "E0CA45C9-7BFE-4C93-B2AF-B86501F763AB"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6983:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "EB6B9A26-F8A1-4322-AA4E-CDF8F7D99000"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "9CD2C3EC-B62D-4616-964F-FDBE5B14A449"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8791t:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "1BB05B1D-77C9-4E42-91AD-9F087413DC20"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "2B469BF4-5961-42E9-814B-1BE06D182E45"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "security@mediatek.com"
}