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CVE-2018-15706

Status: ModifiedMedium (6.5)—

WADashboard API in Advantech WebAccess 8.3.1 and 8.3.2 allows remote authenticated attackers to read any file on the filesystem due to a directory traversal vulnerability in the readFile API.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Advantech — Webaccess

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2018-15706",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:N/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "vulnreport@tenable.com",
      "affectedData": [
        {
          "vendor": "Advantech",
          "product": "Advantech WebAccess",
          "versions": [
            {
              "status": "affected",
              "version": "8.3.1 and 8.3.2"
            }
          ]
        }
      ]
    }
  ],
  "published": "2018-10-31T22:29:00.460",
  "references": [
    {
      "url": "https://www.tenable.com/security/research/tra-2018-35",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "vulnreport@tenable.com"
    },
    {
      "url": "https://www.tenable.com/security/research/tra-2018-35",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-22"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "WADashboard API in Advantech WebAccess 8.3.1 and 8.3.2 allows remote authenticated attackers to read any file on the filesystem due to a directory traversal vulnerability in the readFile API."
    },
    {
      "lang": "es",
      "value": "WADashboard API en Advantech WebAccess 8.3.1 y 8.3.2 permite que atacantes autenticados remotos lean cualquier archivo del sistema de archivos debido a una vulnerabilidad de salto de directorio en la API readFile."
    }
  ],
  "lastModified": "2026-06-17T01:42:58.390",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:advantech:webaccess:8.3.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A5F1CA58-55B0-4D9A-94EA-CC804949A67D"
            },
            {
              "criteria": "cpe:2.3:a:advantech:webaccess:8.3.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "91A662A3-8D86-4D45-AFF0-3B289BB84AF8"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "vulnreport@tenable.com"
}