{
  "id": "CVE-2021-42544",
  "sourceIdentifier": "vulnerability@ncsc.ch",
  "published": "2021-11-30T12:15:08.123",
  "lastModified": "2021-11-30T19:39:25.733",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "Missing Rate Limiting in Web Applications operating on Business-DNA Solutions GmbH\u00e2\u20ac\u2122s TopEase\u00c2\u00ae Platform Version <= 7.1.27 on the Login Form allows an unauthenticated remote attacker to perform multiple login attempts, which facilitates gaining privileges."
    },
    {
      "lang": "es",
      "value": "Una falta de limitaci\u00f3n de velocidad en las aplicaciones web que funcionan con la plataforma TopEase\u00ae de Business-DNA Solutions GmbH versiones anteriores a 7.1.27 incluy\u00e9ndola, en el formulario de inicio de sesi\u00f3n permite a un atacante remoto no autenticado llevar a cabo m\u00faltiples intentos de inicio de sesi\u00f3n, lo que facilita un alcance de privilegios"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      },
      {
        "source": "vulnerability@ncsc.ch",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-307"
        }
      ]
    },
    {
      "source": "vulnerability@ncsc.ch",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-307"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:businessdnasolutions:topease:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "7.1.27",
              "matchCriteriaId": "5586486C-6AB4-4357-A17C-7957140EAB27"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://confluence.topease.ch/confluence/display/DOC/Release+Notes",
      "source": "vulnerability@ncsc.ch",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ]
    }
  ]
}