GSD-2021-30770

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.
Aliases
Aliases
CVE-2021-30770
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{
  "GSD": {
    "alias": "CVE-2021-30770",
    "description": "A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.",
    "id": "GSD-2021-30770"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-30770"
      ],
      "details": "A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.",
      "id": "GSD-2021-30770",
      "modified": "2023-12-13T01:23:30.489108Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "product-security@apple.com",
        "ID": "CVE-2021-30770",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "iOS",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "14.7"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "tvOS",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
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                        }
                      ]
                    }
                  },
                  {
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                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "7.6"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Apple"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
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            "value": "A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations."
          }
        ]
      },
      "problemtype": {
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              {
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                "value": "An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations"
              }
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          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://support.apple.com/en-us/HT212601",
            "refsource": "MISC",
            "url": "https://support.apple.com/en-us/HT212601"
          },
          {
            "name": "https://support.apple.com/en-us/HT212605",
            "refsource": "MISC",
            "url": "https://support.apple.com/en-us/HT212605"
          },
          {
            "name": "https://support.apple.com/en-us/HT212604",
            "refsource": "MISC",
            "url": "https://support.apple.com/en-us/HT212604"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "14.7",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "14.7",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "7.6",
                "vulnerable": true
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            ],
            "operator": "OR"
          }
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          "ID": "CVE-2021-30770"
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        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
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              "value": "A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-287"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.apple.com/en-us/HT212604",
              "refsource": "MISC",
              "tags": [
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                "Vendor Advisory"
              ],
              "url": "https://support.apple.com/en-us/HT212604"
            },
            {
              "name": "https://support.apple.com/en-us/HT212605",
              "refsource": "MISC",
              "tags": [
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                "Vendor Advisory"
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            },
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              "url": "https://support.apple.com/en-us/HT212601"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.9,
            "confidentialityImpact": "NONE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:L/Au:N/C:N/I:C/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-09-15T18:18Z",
      "publishedDate": "2021-09-08T14:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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