« Volver al listado

CVE-2023-20642

Estado: ModificadaMedia (6.7)—

En ril, existe una posible escritura fuera de límites debido a la falta de una comprobación de límites. Esto podría provocar una escalada local de privilegios con privilegios de ejecución de System necesarios. No se necesita interacción del usuario para la explotación. ID del parche: ALPS07628586; ID del problema: ALPS07628586.

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-2023-20642",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-20642",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-03-06T17:36:55.612999Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.7,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 0.8
      },
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.7,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 0.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@mediatek.com",
      "affectedData": [
        {
          "vendor": "MediaTek, Inc.",
          "product": "MT6879, MT6895, MT6983, MT8321, MT8765, MT8766, MT8768, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8797",
          "versions": [
            {
              "status": "affected",
              "version": "Android 12.0, 13.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2023-03-07T21:15:11.457",
  "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 write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07628586; Issue ID: ALPS07628586."
    }
  ],
  "lastModified": "2026-06-17T05:30:30.520",
  "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: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:mt8321:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "793B7F88-79E7-4031-8AD0-35C9BFD073C4"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8765:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "3AACF35D-27E0-49AF-A667-13585C8B8071"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8766:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "CE45F606-2E75-48BC-9D1B-99D504974CBF"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8768:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "1CC6E254-11A9-49CE-83FE-6DAC23E7D7AA"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8781:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "533284E5-C3AF-48D3-A287-993099DB2E41"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8786:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "9D2D5F91-6AAB-4516-AD01-5C60F58BA4A6"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8788:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "FE10C121-F2AD-43D2-8FF9-A6C197858220"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt8789:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "1505AD53-987E-4328-8E1D-F5F1EC12B677"
            },
            {
              "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"
}