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CVE-2023-45776

Status: ModifiedHigh (7.8)—

In CreateAudioBroadcast of broadcaster.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Google — Android

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2023-45776",
  "cveTags": [],
  "metrics": {
    "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@android.com",
      "affectedData": [
        {
          "vendor": "Google",
          "product": "Android",
          "versions": [
            {
              "status": "affected",
              "version": "14"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2023-12-04T23:15:26.577",
  "references": [
    {
      "url": "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/8e3b3fc918b3ea77754c6d82ab0f09cce81e145b",
      "tags": [
        "Mailing List",
        "Patch"
      ],
      "source": "security@android.com"
    },
    {
      "url": "https://source.android.com/security/bulletin/2023-12-01",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@android.com"
    },
    {
      "url": "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/8e3b3fc918b3ea77754c6d82ab0f09cce81e145b",
      "tags": [
        "Mailing List",
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://source.android.com/security/bulletin/2023-12-01",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In CreateAudioBroadcast of broadcaster.cc, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation."
    },
    {
      "lang": "es",
      "value": "En CreateAudioBroadcast de broadcaster.cc, hay una posible escritura fuera de los límites debido a una verificación de los límites faltante. Esto podría conducir a una escalada local de privilegios sin necesidad de permisos de ejecución adicionales. La interacción del usuario no es necesaria para la explotación."
    }
  ],
  "lastModified": "2026-06-17T06:29:31.507",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2700BCC5-634D-4EC6-AB67-5B678D5F951D"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@android.com"
}