{
  "configurations": [
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      "nodes": [
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          "cpeMatch": [
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              "criteria": "cpe:2.3:o:belden:hirschmann_hios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A767C0A4-2042-4394-9179-28002013B2BA",
              "versionEndExcluding": "08.6.00",
              "versionStartIncluding": "08.1.00",
              "vulnerable": true
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            {
              "criteria": "cpe:2.3:o:belden:hirschmann_hios:07.1.01:*:*:*:*:*:*:*",
              "matchCriteriaId": "D0E681A0-6E69-4A14-B7D8-AA4FEB5BFA25",
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            {
              "criteria": "cpe:2.3:o:belden:hirschmann_hios:07.1.02:*:*:*:*:*:*:*",
              "matchCriteriaId": "7C0BA45B-A4F2-4F6E-925E-BF050046B5DD",
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          "negate": false,
          "operator": "OR"
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      ]
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Hirschmann HiOS 07.1.01, 07.1.02, and 08.1.00 through 08.5.xx and HiSecOS 03.3.00 through 03.5.01 allow remote attackers to change the credentials of existing users."
    },
    {
      "lang": "es",
      "value": "Hirschmann HiOS versiones 07.1.01, 07.1.02 y versiones 08.1.00 hasta 08.5.xx y HiSecOS versiones 03.3.00 hasta 03.5.01, permiten a atacantes remotos cambiar las credenciales de los usuarios existentes"
    }
  ],
  "id": "CVE-2021-27734",
  "lastModified": "2024-11-21T05:58:28.980",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-05-17T15:15:07.700",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://dam.belden.com/dmm3bwsv3/assetstream.aspx?assetid=12914\u0026mediaformatid=50063\u0026destinationid=10016"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://dam.belden.com/dmm3bwsv3/assetstream.aspx?assetid=12914\u0026mediaformatid=50063\u0026destinationid=10016"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}