CVE-2021-30681
Vulnerability from cvelistv5
Published
2021-09-08 14:30
Modified
2024-08-03 22:40
Severity ?
Summary
A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to gain root privileges.
References
product-security@apple.comhttps://support.apple.com/en-us/HT212528Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/HT212529Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/HT212530Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/HT212531Release Notes, Vendor Advisory
product-security@apple.comhttps://support.apple.com/en-us/HT212533Release Notes, Vendor Advisory
Impacted products
AppleiOS and iPadOS
ApplemacOS
ApplemacOS
ApplemacOS
ApplemacOS
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T22:40:31.948Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/en-us/HT212528"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/en-us/HT212529"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/en-us/HT212533"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/en-us/HT212530"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://support.apple.com/en-us/HT212531"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "iOS and iPadOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "14.6",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "11.4",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "2021",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "2021",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        },
        {
          "product": "macOS",
          "vendor": "Apple",
          "versions": [
            {
              "lessThan": "7.5",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to gain root privileges."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "A malicious application may be able to gain root privileges",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-09-08T14:30:28",
        "orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
        "shortName": "apple"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/en-us/HT212528"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/en-us/HT212529"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/en-us/HT212533"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/en-us/HT212530"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://support.apple.com/en-us/HT212531"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "product-security@apple.com",
          "ID": "CVE-2021-30681",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "iOS and iPadOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "14.6"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "macOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "11.4"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "macOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "2021"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "macOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "2021"
                          }
                        ]
                      }
                    },
                    {
                      "product_name": "macOS",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "7.5"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Apple"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to gain root privileges."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "A malicious application may be able to gain root privileges"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.apple.com/en-us/HT212528",
              "refsource": "MISC",
              "url": "https://support.apple.com/en-us/HT212528"
            },
            {
              "name": "https://support.apple.com/en-us/HT212529",
              "refsource": "MISC",
              "url": "https://support.apple.com/en-us/HT212529"
            },
            {
              "name": "https://support.apple.com/en-us/HT212533",
              "refsource": "MISC",
              "url": "https://support.apple.com/en-us/HT212533"
            },
            {
              "name": "https://support.apple.com/en-us/HT212530",
              "refsource": "MISC",
              "url": "https://support.apple.com/en-us/HT212530"
            },
            {
              "name": "https://support.apple.com/en-us/HT212531",
              "refsource": "MISC",
              "url": "https://support.apple.com/en-us/HT212531"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
    "assignerShortName": "apple",
    "cveId": "CVE-2021-30681",
    "datePublished": "2021-09-08T14:30:28",
    "dateReserved": "2021-04-13T00:00:00",
    "dateUpdated": "2024-08-03T22:40:31.948Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-30681\",\"sourceIdentifier\":\"product-security@apple.com\",\"published\":\"2021-09-08T15:15:14.307\",\"lastModified\":\"2021-09-20T14:57:42.923\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to gain root privileges.\"},{\"lang\":\"es\",\"value\":\"Se present\u00f3 un problema de comprobaci\u00f3n en el manejo de los enlaces simb\u00f3licos. Este problema se abord\u00f3 con la comprobaci\u00f3n de los enlaces simb\u00f3licos mejorada. Este problema es corregido en Security Update 2021-004 Mojave, iOS versi\u00f3n 14.6 y iPadOS versi\u00f3n 14.6, Security Update 2021-003 Catalina, macOS Big Sur versi\u00f3n 11.4 y watchOS versi\u00f3n 7.5. Una aplicaci\u00f3n maliciosa puede ser capaz de alcanzar privilegios de root\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:C/I:C/A:C\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\",\"baseScore\":9.3},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":8.6,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"14.6\",\"matchCriteriaId\":\"168B0313-B7B6-4CD5-AD4F-C133050498BF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"14.6\",\"matchCriteriaId\":\"E1BB03E7-7DC3-404B-AD37-78849BE46420\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"10.14\",\"versionEndIncluding\":\"10.14.5\",\"matchCriteriaId\":\"2C8F61A6-35EE-4FE8-A6D7-B8BBFDB9695A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"10.15\",\"versionEndIncluding\":\"10.15.6\",\"matchCriteriaId\":\"141A3268-DBD7-4F40-8BE4-CF8D9A0DF3E1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"693E7DAE-BBF0-4D48-9F8A-20DDBD4AAC0C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*\",\"matchCriteriaId\":\"CFE26ECC-A2C2-4501-9950-510DE0E1BD86\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*\",\"matchCriteriaId\":\"26108BEF-0847-4AB0-BD98-35344DFA7835\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-004:*:*:*:*:*:*\",\"matchCriteriaId\":\"A369D48B-6A0A-47AE-9513-D5E2E6F30931\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-005:*:*:*:*:*:*\",\"matchCriteriaId\":\"510F8317-94DA-498E-927A-83D5F41AF54A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-006:*:*:*:*:*:*\",\"matchCriteriaId\":\"0D5D1970-6D2A-42CA-A203-42023D71730D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-007:*:*:*:*:*:*\",\"matchCriteriaId\":\"C68AE52B-5139-40A4-AE9A-E752DBF07D1B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*\",\"matchCriteriaId\":\"0FD3467D-7679-479F-9C0B-A93F7CD0929D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*\",\"matchCriteriaId\":\"D4C6098E-EDBD-4A85-8282-B2E9D9333872\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*\",\"matchCriteriaId\":\"518BB47B-DD76-4E8C-9F10-7EBC1E146191\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*\",\"matchCriteriaId\":\"63940A55-D851-46EB-9668-D82BEFC1FE95\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*\",\"matchCriteriaId\":\"68C7A97A-3801-44FA-96CA-10298FA39883\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*\",\"matchCriteriaId\":\"6D69914D-46C7-4A0E-A075-C863C1692D33\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*\",\"matchCriteriaId\":\"9CDB4476-B521-43E4-A129-8718A8E0A8CD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-001:*:*:*:*:*:*\",\"matchCriteriaId\":\"9D072B77-BE3F-4A2E-B66A-E2C8DC3781E4\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-002:*:*:*:*:*:*\",\"matchCriteriaId\":\"A4A6BF78-B772-435C-AC1A-2199027CCF9E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2021-003:*:*:*:*:*:*\",\"matchCriteriaId\":\"9A233DE4-D09A-4157-B852-E675889DD4C1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*\",\"matchCriteriaId\":\"2C88BD98-46F5-447F-963A-FB9B167E31BE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*\",\"matchCriteriaId\":\"C7A0615B-D958-4BBF-B53F-AA839A0FE845\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*\",\"matchCriteriaId\":\"A654B8A2-FC30-4171-B0BB-366CD7ED4B6A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*\",\"matchCriteriaId\":\"F12CC8B5-C1EB-419E-8496-B9A3864656AD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*\",\"matchCriteriaId\":\"F1F4BF7F-90D4-4668-B4E6-B06F4070F448\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*\",\"matchCriteriaId\":\"7FD7176C-F4D1-43A7-9E49-BA92CA0D9980\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*\",\"matchCriteriaId\":\"2703DE0B-8A9E-4A9D-9AE8-028E22BF47CA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*\",\"matchCriteriaId\":\"0F441A43-1669-478D-9EC8-E96882DE4F9F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*\",\"matchCriteriaId\":\"D425C653-37A2-448C-BF2F-B684ADB08A26\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*\",\"matchCriteriaId\":\"C1C795B9-E58D-467C-83A8-2D45C792292F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"11.0\",\"versionEndExcluding\":\"11.4\",\"matchCriteriaId\":\"6178E50A-CB40-4D1B-A84C-70EBF8B060D8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"7.5\",\"matchCriteriaId\":\"DD3B375C-0996-4A6E-AB14-D8A7561F1DFC\"}]}]}],\"references\":[{\"url\":\"https://support.apple.com/en-us/HT212528\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT212529\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT212530\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT212531\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT212533\",\"source\":\"product-security@apple.com\",\"tags\":[\"Release Notes\",\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.