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CVE-2022-27620

Estado: ModificadaMedia (4.9)—

Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology SSO Server before 2.2.3-0331 allows remote authenticated users to read arbitrary files via unspecified vectors.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Synology — SSO Server

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2022-27620",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@synology.com",
        "cvssData": {
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          "version": "3.1",
          "baseScore": 6.8,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 4,
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      },
      {
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          "confidentialityImpact": "HIGH"
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  "affected": [
    {
      "source": "security@synology.com",
      "affectedData": [
        {
          "vendor": "Synology",
          "product": "SSO Server",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
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              "versionType": "custom"
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  "published": "2022-08-03T03:15:08.300",
  "references": [
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      "url": "https://www.synology.com/security/advisory/Synology_SA_22_13",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@synology.com"
    },
    {
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  "weaknesses": [
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      "type": "Secondary",
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      "description": [
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          "lang": "en",
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      "type": "Primary",
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      "description": [
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          "value": "CWE-22"
        }
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  ],
  "descriptions": [
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      "value": "Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology SSO Server before 2.2.3-0331 allows remote authenticated users to read arbitrary files via unspecified vectors."
    },
    {
      "lang": "es",
      "value": "Una limitación inapropiada de un nombre de ruta a un directorio restringido (\"Salto de Ruta\") es una vulnerabilidad en el componente webapi de Synology SSO Server versiones anteriores a 2.2.3-0331, que permite a usuarios remotos autenticados leer archivos arbitrarios por medio de vectores no especificados"
    }
  ],
  "lastModified": "2026-06-17T04:37:21.820",
  "configurations": [
    {
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