GHSA-9RJP-R58J-FXGQ

Vulnerability from github – Published: 2021-09-02 22:05 – Updated: 2021-09-02 18:03
VLAI?
Summary
Path traversal in elFinder.NetCore
Details

This affects all versions of package elFinder.NetCore. The Path.Combine(...) method is used to create an absolute file path. Due to missing sanitation of the user input and a missing check of the generated path its possible to escape the Files directory via path traversal

Severity ?
8.6 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
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{
  "affected": [
    {
      "package": {
        "ecosystem": "NuGet",
        "name": "elFinder.NetCore"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "1.3.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-23428"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20",
      "CWE-22"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-09-02T18:03:47Z",
    "nvd_published_at": "2021-09-01T15:15:00Z",
    "severity": "HIGH"
  },
  "details": "This affects all versions of package elFinder.NetCore. The Path.Combine(...) method is used to create an absolute file path. Due to missing sanitation of the user input and a missing check of the generated path its possible to escape the Files directory via path traversal",
  "id": "GHSA-9rjp-r58j-fxgq",
  "modified": "2021-09-02T18:03:47Z",
  "published": "2021-09-02T22:05:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23428"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/gordon-matt/elFinder.NetCore"
    },
    {
      "type": "WEB",
      "url": "https://github.com/gordon-matt/elFinder.NetCore/blob/633da9a4d7d5c9baefd1730ee51bf7af54889600/elFinder.NetCore/Drivers/FileSystem/FileSystemDriver.cs#L387"
    },
    {
      "type": "WEB",
      "url": "https://github.com/gordon-matt/elFinder.NetCore/blob/633da9a4d7d5c9baefd1730ee51bf7af54889600/elFinder.NetCore/Drivers/FileSystem/FileSystemDriver.cs%23L387"
    },
    {
      "type": "WEB",
      "url": "https://snyk.io/vuln/SNYK-DOTNET-ELFINDERNETCORE-1313838"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Path traversal in elFinder.NetCore"
}


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