{
  "id": "CVE-2021-27436",
  "sourceIdentifier": "ics-cert@hq.dhs.gov",
  "published": "2021-03-18T22:15:13.617",
  "lastModified": "2024-11-21T05:57:59.240",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "WebAccess/SCADA Versions 9.0 and prior is vulnerable to cross-site scripting, which may allow an attacker to send malicious JavaScript code to an unsuspecting user, which could result in hijacking of the user\u2019s cookie/session tokens, redirecting the user to a malicious webpage and performing unintended browser actions."
    },
    {
      "lang": "es",
      "value": "WebAccess/SCADA versiones 9.0 y anteriores, son vulnerables a un ataque de tipo cross-site scripting, lo que puede permitir a un atacante enviar c\u00f3digo JavaScript malicioso a un usuario desprevenido, lo que podr\u00eda resultar en el secuestro de las cookies y tokens de sesi\u00f3n del usuario, redireccionando al usuario a una p\u00e1gina web maliciosa. y llevar a cabo acciones no deseadas del navegador"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.7
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "NONE"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "weaknesses": [
    {
      "source": "ics-cert@hq.dhs.gov",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    },
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:advantech:webaccess\\/scada:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "9.0",
              "matchCriteriaId": "EE952533-988E-4B44-8FD3-A29B53C1885A"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-075-01",
      "source": "ics-cert@hq.dhs.gov",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ]
    },
    {
      "url": "https://us-cert.cisa.gov/ics/advisories/icsa-21-075-01",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ]
    }
  ]
}