gsd-2021-43940
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.
Aliases
Aliases
CVE-2021-43940


To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-43940",
    "description": "Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.",
    "id": "GSD-2021-43940"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-43940"
      ],
      "details": "Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.",
      "id": "GSD-2021-43940",
      "modified": "2023-12-13T01:23:26.737133Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "security@atlassian.com",
        "DATE_PUBLIC": "2021-11-26T00:00:00",
        "ID": "CVE-2021-43940",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Confluence Server",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "7.4.10"
                        },
                        {
                          "version_affected": "\u003e=",
                          "version_value": "7.5.0"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_value": "7.12.3"
                        }
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                  },
                  {
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                    "version": {
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                          "version_affected": "\u003c",
                          "version_value": "7.4.10"
                        },
                        {
                          "version_affected": "\u003e=",
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                        },
                        {
                          "version_affected": "\u003c",
                          "version_value": "7.12.3"
                        }
                      ]
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                  }
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              },
              "vendor_name": "Atlassian"
            }
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      "data_version": "4.0",
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            "value": "Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "Uncontrolled Search Path Element (CWE-427)"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://jira.atlassian.com/browse/CONFSERVER-66550",
            "refsource": "MISC",
            "url": "https://jira.atlassian.com/browse/CONFSERVER-66550"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [
              {
                "children": [],
                "cpe_match": [
                  {
                    "cpe23Uri": "cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "versionEndExcluding": "7.4.10",
                    "vulnerable": true
                  },
                  {
                    "cpe23Uri": "cpe:2.3:a:atlassian:confluence_server:*:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "versionEndExcluding": "7.12.3",
                    "versionStartIncluding": "7.5.0",
                    "vulnerable": true
                  },
                  {
                    "cpe23Uri": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "versionEndExcluding": "7.12.3",
                    "versionStartIncluding": "7.5.0",
                    "vulnerable": true
                  },
                  {
                    "cpe23Uri": "cpe:2.3:a:atlassian:confluence_data_center:*:*:*:*:*:*:*:*",
                    "cpe_name": [],
                    "versionEndExcluding": "7.4.10",
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                  }
                ],
                "operator": "OR"
              },
              {
                "children": [],
                "cpe_match": [
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                    "cpe_name": [],
                    "vulnerable": false
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            "operator": "AND"
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      "cve": {
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          "ID": "CVE-2021-43940"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-427"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://jira.atlassian.com/browse/CONFSERVER-66550",
              "refsource": "MISC",
              "tags": [
                "Issue Tracking",
                "Vendor Advisory"
              ],
              "url": "https://jira.atlassian.com/browse/CONFSERVER-66550"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 6.9,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 3.4,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "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"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2022-07-27T14:41Z",
      "publishedDate": "2022-02-15T04:15Z"
    }
  }
}


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