CVE-2022-20031

Estado: ModificadaAlta (7.8)—
En fb driver, se presenta una posible corrupción de memoria debido a un uso de memoria previamente liberada. Esto podría conllevar a una escalada local de privilegios remota sin ser necesarios privilegios de ejecución adicionales. No es requerida una interacción del usuario para su explotación. ID del Parche: ALPS05850708; ID de Incidencia: ALPS05850708
CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 7.8
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.12%
Percentil entre todas las CVEs puntuadas: 2
Fecha de la puntuación: 16/10/2026
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)

Google — Android
CWE

CWE-416
Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2022-20031",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@mediatek.com",
      "affectedData": [
        {
          "vendor": "MediaTek, Inc.",
          "product": "MT6580, MT6582E, MT6582H, MT6582T, MT6582W, MT6582_90, MT6589, MT6589TD, MT6592E, MT6592H, MT6592T, MT6592W, MT6592_90, MT6595, MT6731, MT6732, MT6735, MT6737, MT6739, MT6750, MT6750S, MT6752, MT6753, MT6755, MT6755S, MT6757, MT6757C, MT6757CD, MT6757CH, MT6758, MT6761, MT6762, MT6763, MT6765, MT6768, MT6769, MT6771, MT6779, MT6781, MT6785, MT6795, MT6797, MT6799, MT6833, MT6853, MT6853T, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893",
          "versions": [
            {
              "status": "affected",
              "version": "Android 10.0, 11.0"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-02-09T23:15:17.157",
  "references": [
    {
      "url": "https://corp.mediatek.com/product-security-bulletin/February-2022",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@mediatek.com"
    },
    {
      "url": "https://corp.mediatek.com/product-security-bulletin/February-2022",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In fb driver, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05850708; Issue ID: ALPS05850708."
    },
    {
      "lang": "es",
      "value": "En fb driver, se presenta una posible corrupción de memoria debido a un uso de memoria previamente liberada. Esto podría conllevar a una escalada local de privilegios remota sin ser necesarios privilegios de ejecución adicionales. No es requerida una interacción del usuario para su explotación. ID del Parche: ALPS05850708; ID de Incidencia: ALPS05850708"
    }
  ],
  "lastModified": "2026-06-17T04:23:32.930",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D558D965-FA70-4822-A770-419E73BA9ED3"
            },
            {
              "criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:mediatek:mt6580:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "46F71838-4E50-4F2A-9EB8-30AE5DF8511E"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6582_90:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "097220D4-9195-42A9-AD2A-BC949BA7CFD6"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6582e:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "AAE14F02-E96E-4342-8167-CBF4C1ADB8A0"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6582h:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "65BB9139-5BAC-4DFE-8D48-3964BBFE3B4D"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6582t:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "90566355-D426-49EE-A14C-6547CEF7527D"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6582w:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "02D82D95-8D21-41FF-BAA0-A31B531FA397"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6589:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "869ACA37-7604-4002-A733-0A17076D2292"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6589td:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "568CA081-CE41-4144-9B71-820FEB2596CB"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6592_90:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C96B3AB3-F308-4EB6-851B-92B0C9CD4E32"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6592e:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "324EAD89-E054-402A-9C61-1E4665F256A4"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6592h:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C732C6E0-37BA-43BA-AEBB-FE97538D3FF6"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6592t:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "3A118804-9537-4270-8BCD-B3B71C61B14F"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6592w:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "79808B44-9125-42D5-AC35-1A7B4F058ED4"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6595:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "1B42CCA9-A835-4871-A129-B83573713AA9"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6731:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "8BF784DB-3560-4045-BB32-F12DCF4C43B1"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6732:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "A7FBCBDD-5ADA-49A7-A152-61FB909EE5FF"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6735:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C82E144B-0BAD-47E1-A657-3A5880988FE2"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6737:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "4E76B29F-007E-4445-B3F3-3FDC054FEB84"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6739:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "7FA8A390-9F52-4CF3-9B45-936CE3E2B828"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6750:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "F51C9D91-A64F-446E-BC14-7C79B770C3A0"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6750s:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "12A1CB8F-3C1C-4374-8D46-23175D1174DE"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6752:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "22C2668D-7A14-42AA-A164-957FE78B9ABF"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6753:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "7362AED0-47F2-4D48-A292-89F717F0697E"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6755:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "47BE9434-12D6-4801-8B04-7F18AF58E717"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6755s:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "7038AEA0-5BBE-44C9-92DE-96BDE3EEE45B"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6757:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "B4C27948-65A7-4B1E-9F10-6744D176A5C3"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6757c:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "D808EF4D-0A54-4324-8341-240F7AFABC40"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6757cd:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "64EDB89E-8140-4202-97B3-9D7337E90FDE"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6757ch:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "D2C5CC4F-DA66-4980-A4BB-693987431A38"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6758:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "B15C285A-0A26-46F7-9D72-CCADC47D93B0"
            },
            {
              "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:mt6768:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "06CD97E1-8A76-48B4-9780-9698EF5A960F"
            },
            {
              "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:mt6781:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C4EEE021-6B2A-47A0-AC6B-55525A40D718"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6785:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "A82E0A4F-072F-474C-B94C-8114ABE05639"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6795:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "809FEAD7-F02B-48A9-B442-28B46C7806C6"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6797:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "CE7CC141-E2D6-4F28-B6F0-167E11869CD1"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6799:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "FC0CAAE1-2BC9-49CA-AC68-2217A4258BDD"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "9814939B-F05E-4870-90C0-7C0F6BAAEB39"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "366F1912-756B-443E-9962-224937DD7DFB"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6853t:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "328DA6BE-1303-4646-89B7-2EC8DC444532"
            },
            {
              "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:mt6883:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "15E2EC3F-9FB3-488B-B1C1-2793A416C755"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "DD64413C-C774-4C4F-9551-89E1AA9469EE"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "3B787DC3-8E5A-4968-B20B-37B6257FAAE2"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "D8E91CA4-CA5B-40D1-9A96-2B875104BCF4"
            },
            {
              "criteria": "cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "213B5C7F-D965-4312-9CDF-4F06FA77D401"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "security@mediatek.com"
}