ghsa-wphm-mh7c-38cf
Vulnerability from github
Published
2022-05-24 19:18
Modified
2022-05-24 19:18
Severity ?
Details

The CivetWeb web library does not validate uploaded filepaths when running on an OS other than Windows, when using the built-in HTTP form-based file upload mechanism, via the mg_handle_form_request API. Web applications that use the file upload form handler, and use parts of the user-controlled filename in the output path, are susceptible to directory traversal

Show details on source website


{
   affected: [],
   aliases: [
      "CVE-2020-27304",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-22",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2021-10-21T16:15:00Z",
      severity: "CRITICAL",
   },
   details: "The CivetWeb web library does not validate uploaded filepaths when running on an OS other than Windows, when using the built-in HTTP form-based file upload mechanism, via the mg_handle_form_request API. Web applications that use the file upload form handler, and use parts of the user-controlled filename in the output path, are susceptible to directory traversal",
   id: "GHSA-wphm-mh7c-38cf",
   modified: "2022-05-24T19:18:28Z",
   published: "2022-05-24T19:18:28Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2020-27304",
      },
      {
         type: "WEB",
         url: "https://cert-portal.siemens.com/productcert/pdf/ssa-222547.pdf",
      },
      {
         type: "WEB",
         url: "https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf",
      },
      {
         type: "WEB",
         url: "https://groups.google.com/g/civetweb/c/yPBxNXdGgJQ",
      },
      {
         type: "WEB",
         url: "https://jfrog.com/blog/cve-2020-27304-rce-via-directory-traversal-in-civetweb-http-server",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
         type: "CVSS_V3",
      },
   ],
}


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