{
  "id": "CVE-2021-22904",
  "sourceIdentifier": "support@hackerone.com",
  "published": "2021-06-11T16:15:11.517",
  "lastModified": "2021-09-20T13:51:48.960",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "The actionpack ruby gem before 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6 suffers from a possible denial of service vulnerability in the Token Authentication logic in Action Controller due to a too permissive regular expression. Impacted code uses `authenticate_or_request_with_http_token` or `authenticate_with_http_token` for request authentication."
    },
    {
      "lang": "es",
      "value": "El actionpack ruby gem versiones anteriores a 6.1.3.2, 6.0.3.7, 5.2.4.6 y 5.2.6, sufre una posible vulnerabilidad de denegaci\u00f3n de servicio en la l\u00f3gica de autenticaci\u00f3n de tokens en Action Controller debido a una expresi\u00f3n regular demasiado permisiva. El c\u00f3digo afectado usa las funciones \"authenticate_or_request_with_http_token\" o \"authenticate_with_http_token\" para la autenticaci\u00f3n de peticiones"
    }
  ],
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          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
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          "baseScore": 7.5,
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          "authentication": "NONE",
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          "integrityImpact": "NONE",
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          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
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  "references": [
    {
      "url": "https://discuss.rubyonrails.org/t/cve-2021-22904-possible-dos-vulnerability-in-action-controller-token-authentication/77869",
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