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CVE-2023-42838

Status: ModifiedHigh (8.6)—

An access issue was addressed with improvements to the sandbox. This issue is fixed in macOS Ventura 13.6.3, macOS Sonoma 14.1, macOS Monterey 12.7.2. An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges.

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)

Apple — Macos

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2023-42838",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-42838",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-02-21T20:12:16.790030Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 8.6,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 6,
        "exploitabilityScore": 1.8
      },
      {
        "type": "Secondary",
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        "cvssData": {
          "scope": "CHANGED",
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          "baseScore": 8.2,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
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        "impactScore": 6,
        "exploitabilityScore": 1.5
      }
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  },
  "affected": [
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              "version": "unspecified",
              "lessThan": "13.6",
              "versionType": "custom"
            }
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          "product": "macOS",
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              "status": "affected",
              "version": "unspecified",
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              "versionType": "custom"
            }
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        },
        {
          "vendor": "Apple",
          "product": "macOS",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "12.7",
              "versionType": "custom"
            }
          ]
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
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          "vendor": "apple",
          "product": "macos",
          "versions": [
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              "status": "affected",
              "version": "0",
              "lessThan": "12.7.2",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "13.0",
              "lessThan": "13.6.3",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "14.0",
              "lessThan": "14.1",
              "versionType": "custom"
            }
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          "defaultStatus": "unknown"
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  ],
  "published": "2024-02-21T07:15:48.543",
  "references": [
    {
      "url": "https://support.apple.com/en-us/HT213984",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "product-security@apple.com"
    },
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      "url": "https://support.apple.com/en-us/HT214037",
      "tags": [
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      ],
      "source": "product-security@apple.com"
    },
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      "tags": [
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      ],
      "source": "product-security@apple.com"
    },
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "https://support.apple.com/kb/HT214037",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "https://support.apple.com/kb/HT214038",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "description": [
        {
          "lang": "en",
          "value": "CWE-284"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An access issue was addressed with improvements to the sandbox. This issue is fixed in macOS Ventura 13.6.3, macOS Sonoma 14.1, macOS Monterey 12.7.2. An app may be able to execute arbitrary code out of its sandbox or with certain elevated privileges."
    },
    {
      "lang": "es",
      "value": "Se solucionó un problema de acceso con mejoras en la zona de pruebas. Este problema se solucionó en macOS Ventura 13.6.3, macOS Sonoma 14.1, macOS Monterey 12.7.2. Es posible que una aplicación pueda ejecutar código arbitrario fuera de su zona de pruebas o con ciertos privilegios elevados."
    }
  ],
  "lastModified": "2026-06-17T06:24:38.093",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "81F8AB85-34DB-4536-ADDE-D0EB5DEBFD85",
              "versionEndExcluding": "12.7.2",
              "versionStartIncluding": "12.0"
            },
            {
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              "vulnerable": true,
              "matchCriteriaId": "E270DF97-8603-42D8-A31C-FCD89A7D2F1E",
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              "matchCriteriaId": "9FE27DF1-3AF9-4BE4-8541-565FE5BC16A2"
            }
          ],
          "operator": "OR"
        }
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    }
  ],
  "sourceIdentifier": "product-security@apple.com"
}