gsd-2021-1871
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..
Aliases
Aliases
CVE-2021-1871


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-1871",
    "description": "A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..",
    "id": "GSD-2021-1871",
    "references": [
      "https://www.suse.com/security/cve/CVE-2021-1871.html",
      "https://www.debian.org/security/2021/dsa-4923",
      "https://access.redhat.com/errata/RHSA-2021:4381",
      "https://ubuntu.com/security/CVE-2021-1871",
      "https://advisories.mageia.org/CVE-2021-1871.html",
      "https://security.archlinux.org/CVE-2021-1871",
      "https://linux.oracle.com/cve/CVE-2021-1871.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-1871"
      ],
      "details": "A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..",
      "id": "GSD-2021-1871",
      "modified": "2023-12-13T01:23:23.779922Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cisa.gov": {
      "cveID": "CVE-2021-1871",
      "dateAdded": "2021-11-03",
      "dueDate": "2021-11-17",
      "product": "iOS",
      "requiredAction": "Apply updates per vendor instructions.",
      "shortDescription": "A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.",
      "vendorProject": "Apple",
      "vulnerabilityName": "Apple iOS Privilege Escalation and Code Execution Chain"
    },
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "product-security@apple.com",
        "ID": "CVE-2021-1871",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "iOS and iPadOS",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "14.4"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "macOS",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "11.2"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Apple"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited."
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://support.apple.com/en-us/HT212147",
            "refsource": "MISC",
            "url": "https://support.apple.com/en-us/HT212147"
          },
          {
            "name": "https://support.apple.com/en-us/HT212146",
            "refsource": "MISC",
            "url": "https://support.apple.com/en-us/HT212146"
          },
          {
            "name": "FEDORA-2021-864dc37032",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/"
          },
          {
            "name": "DSA-4923",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2021/dsa-4923"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "14.4",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "14.4",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "10.15.7",
                "versionStartIncluding": "10.15",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "11.2",
                "versionStartIncluding": "11.0.1",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "product-security@apple.com",
          "ID": "CVE-2021-1871"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "NVD-CWE-noinfo"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://support.apple.com/en-us/HT212146",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://support.apple.com/en-us/HT212146"
            },
            {
              "name": "https://support.apple.com/en-us/HT212147",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://support.apple.com/en-us/HT212147"
            },
            {
              "name": "FEDORA-2021-864dc37032",
              "refsource": "FEDORA",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU/"
            },
            {
              "name": "DSA-4923",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2021/dsa-4923"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 7.5,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2022-04-26T17:26Z",
      "publishedDate": "2021-04-02T19:15Z"
    }
  }
}


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