GSD-2020-5811

Vulnerability from gsd - Updated: 2023-12-13 01:22
Details
An authenticated path traversal vulnerability exists during package installation in Umbraco CMS <= 8.9.1 or current, which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.
Aliases
Aliases
CVE-2020-5811
To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-5811",
    "description": "An authenticated path traversal vulnerability exists during package installation in Umbraco CMS \u003c= 8.9.1 or current, which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.",
    "id": "GSD-2020-5811",
    "references": [
      "https://packetstormsecurity.com/files/cve/CVE-2020-5811"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-5811"
      ],
      "details": "An authenticated path traversal vulnerability exists during package installation in Umbraco CMS \u003c= 8.9.1 or current, which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.",
      "id": "GSD-2020-5811",
      "modified": "2023-12-13T01:22:03.863547Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2020-5811",
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      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Umbraco CMS",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "\u003c= 8.9.1 or current (unfixed)"
                        }
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      "problemtype": {
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                "value": "Path Traversal"
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          },
          {
            "name": "http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html",
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            "url": "http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html"
          }
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    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "(,8.9.1]",
          "affected_versions": "All versions up to 8.9.1",
          "cvss_v2": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "cwe_ids": [
            "CWE-1035",
            "CWE-22",
            "CWE-937"
          ],
          "date": "2021-10-18",
          "description": "An authenticated path traversal vulnerability exists during package installation in Umbraco CMS, which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.",
          "fixed_versions": [
            "8.9.2"
          ],
          "identifier": "CVE-2020-5811",
          "identifiers": [
            "CVE-2020-5811"
          ],
          "not_impacted": "All versions after 8.9.1",
          "package_slug": "nuget/UmbracoCms",
          "pubdate": "2020-12-30",
          "solution": "Upgrade to version 8.9.2 or above.",
          "title": "Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2020-5811",
            "https://www.tenable.com/security/research/tra-2020-59",
            "http://packetstormsecurity.com/files/163965/Umbraco-CMS-8.9.1-Traversal-Arbitrary-File-Write.html"
          ],
          "uuid": "b744c7d5-94bb-4618-b2e4-71f3b5eaecd4"
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                "cpe_name": [],
                "versionEndIncluding": "8.9.1",
                "vulnerable": true
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            }
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        },
        "problemtype": {
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 4.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2021-10-18T12:41Z",
      "publishedDate": "2020-12-30T16:15Z"
    }
  }
}


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