ghsa-r67m-m8c7-jp83
Vulnerability from github
Published
2021-08-30 16:11
Modified
2022-08-16 18:40
Summary
Cachet vulnerable to forced reinstall
Details

Impact

Authenticated users, regardless of their privileges (User or Admin), can trick Cachet and install the instance again, leading to arbitrary code execution on the server.

Patches

This issue was addressed by improving the middleware ReadyForUse, which now performs a stricter validation of the instance name.

Workarounds

Only allow trusted source IP addresses to access to the administration dashboard.

References

  • https://blog.sonarsource.com/cachet-code-execution-via-laravel-configuration-injection

For more information

If you have any questions or comments about this advisory, you can contact: - The original reporters, by sending an email to vulnerability.research [at] sonarsource.com; - The maintainers, by opening an issue on this repository.

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "Packagist",
        "name": "cachethq/cachet"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.5.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-39173"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-704"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-08-27T23:34:37Z",
    "nvd_published_at": "2021-08-27T23:15:00Z",
    "severity": "HIGH"
  },
  "details": "### Impact\n\nAuthenticated users, regardless of their privileges (_User_ or _Admin_), can trick Cachet and install the instance again, leading to arbitrary code execution on the server.\n\n### Patches\n\nThis issue was addressed by improving the middleware `ReadyForUse`, which now performs a stricter validation of the instance name. \n\n### Workarounds\n\nOnly allow trusted source IP addresses to access to the administration dashboard.\n\n### References\n\n- https://blog.sonarsource.com/cachet-code-execution-via-laravel-configuration-injection\n\n### For more information\n\nIf you have any questions or comments about this advisory, you can contact:\n- The original reporters, by sending an email to vulnerability.research [at] sonarsource.com;\n- The maintainers, by opening an issue on this repository.\n",
  "id": "GHSA-r67m-m8c7-jp83",
  "modified": "2022-08-16T18:40:56Z",
  "published": "2021-08-30T16:11:33Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/fiveai/Cachet/security/advisories/GHSA-r67m-m8c7-jp83"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-39173"
    },
    {
      "type": "WEB",
      "url": "https://blog.sonarsource.com/cachet-code-execution-via-laravel-configuration-injection"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/fiveai/Cachet"
    },
    {
      "type": "WEB",
      "url": "https://github.com/fiveai/Cachet/releases/tag/v2.5.1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Cachet vulnerable to forced reinstall"
}


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