GSD-2021-43264

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, adjusting the path component for the page help file allows attackers to bypass the intended access control for HTML files via directory traversal. It replaces the - character with the / character.
Aliases
Aliases
CVE-2021-43264
To clipboard 

{
  "GSD": {
    "alias": "CVE-2021-43264",
    "description": "In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, adjusting the path component for the page help file allows attackers to bypass the intended access control for HTML files via directory traversal. It replaces the - character with the / character.",
    "id": "GSD-2021-43264"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-43264"
      ],
      "details": "In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, adjusting the path component for the page help file allows attackers to bypass the intended access control for HTML files via directory traversal. It replaces the - character with the / character.",
      "id": "GSD-2021-43264",
      "modified": "2023-12-13T01:23:26.398605Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2021-43264",
        "STATE": "PUBLIC"
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      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
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              "vendor_name": "n/a"
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          }
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                "value": "n/a"
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      "references": {
        "reference_data": [
          {
            "name": "https://bugs.launchpad.net/mahara/+bug/1944979",
            "refsource": "MISC",
            "url": "https://bugs.launchpad.net/mahara/+bug/1944979"
          },
          {
            "name": "https://mahara.org/interaction/forum/topic.php?id=8954",
            "refsource": "MISC",
            "url": "https://mahara.org/interaction/forum/topic.php?id=8954"
          }
        ]
      }
    },
    "nvd.nist.gov": {
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            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "20.04.5",
                "versionStartIncluding": "20.04.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "20.10.3",
                "versionStartIncluding": "20.10.0",
                "vulnerable": true
              },
              {
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                "cpe_name": [],
                "versionEndExcluding": "21.04.2",
                "versionStartIncluding": "21.04.0",
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            "operator": "OR"
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      "cve": {
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          "ID": "CVE-2021-43264"
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        "description": {
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              "value": "In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, adjusting the path component for the page help file allows attackers to bypass the intended access control for HTML files via directory traversal. It replaces the - character with the / character."
            }
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        "problemtype": {
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              "tags": [
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                "Third Party Advisory"
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              "url": "https://mahara.org/interaction/forum/topic.php?id=8954"
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        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 2.1,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2021-11-09T19:29Z",
      "publishedDate": "2021-11-02T22:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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