{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T07:44:51.194Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/HT210919"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/HT210918"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/HT210921"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/HT210920"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 7.8,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2020-3837",
                "options": [
                  {
                    "Exploitation": "active"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-01-29T17:40:16.816484Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          },
          {
            "other": {
              "content": {
                "dateAdded": "2022-06-27",
                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3837"
              },
              "type": "kev"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-787",
                "description": "CWE-787 Out-of-bounds Write",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-21T23:35:50.670Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "references": [
          {
            "tags": [
              "government-resource"
            ],
            "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-3837"
          }
        ],
        "timeline": [
          {
            "lang": "en",
            "time": "2022-06-27T00:00:00.000Z",
            "value": "CVE-2020-3837 added to CISA KEV"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "iOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "iOS 13.3.1 and iPadOS 13.3.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "macOS Catalina 10.15.3",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "tvOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "tvOS 13.3.1",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "watchOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "watchOS 6.1.2",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be able to execute arbitrary code with kernel privileges."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "An application may be able to execute arbitrary code with kernel privileges",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-02-27T20:45:04.000Z",
        "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
        "shortName": "apple"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/HT210919"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/HT210918"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/HT210921"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/HT210920"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "product-security@apple.com",
          "ID": "CVE-2020-3837",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "iOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "iOS 13.3.1 and iPadOS 13.3.1"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "macOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "macOS Catalina 10.15.3"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "tvOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "tvOS 13.3.1"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "watchOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "watchOS 6.1.2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Apple"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be able to execute arbitrary code with kernel privileges."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "An application may be able to execute arbitrary code with kernel privileges"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.apple.com/HT210919",
              "refsource": "MISC",
              "url": "https://support.apple.com/HT210919"
            },
            {
              "name": "https://support.apple.com/HT210918",
              "refsource": "MISC",
              "url": "https://support.apple.com/HT210918"
            },
            {
              "name": "https://support.apple.com/HT210921",
              "refsource": "MISC",
              "url": "https://support.apple.com/HT210921"
            },
            {
              "name": "https://support.apple.com/HT210920",
              "refsource": "MISC",
              "url": "https://support.apple.com/HT210920"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
    "assignerShortName": "apple",
    "cveId": "CVE-2020-3837",
    "datePublished": "2020-02-27T20:45:04.000Z",
    "dateReserved": "2019-12-18T00:00:00.000Z",
    "dateUpdated": "2025-10-21T23:35:50.670Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}