{
  "id": "CVE-2022-21221",
  "sourceIdentifier": "report@snyk.io",
  "published": "2022-03-17T12:15:08.087",
  "lastModified": "2022-03-24T02:27:51.290",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "The package github.com/valyala/fasthttp before 1.34.0 are vulnerable to Directory Traversal via the ServeFile function, due to improper sanitization. It is possible to be exploited by using a backslash %5c character in the path. **Note:** This security issue impacts Windows users only."
    },
    {
      "lang": "es",
      "value": "El paquete github.com/valyala/fasthttp versiones anteriores a 1.34.0, es vulnerable a un Salto de Directorio por medio de la funci\u00f3n ServeFile, debido a un saneo inapropiado. Puede explotarse usando un car\u00e1cter de barra invertida %5c en la ruta. **Nota:** Este problema de seguridad afecta \u00fanicamente a usuarios de Windows"
    }
  ],
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          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
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  "references": [
    {
      "url": "https://github.com/valyala/fasthttp/commit/15262ecf3c602364639d465daba1e7f3604d00e8",
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      "url": "https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMVALYALAFASTHTTP-2407866",
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}