{
  "id": "CVE-2021-39434",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2022-12-06T00:15:09.957",
  "lastModified": "2022-12-08T16:15:42.743",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "A default username and password for an administrator account was discovered in ZKTeco ZKTime 10.0 through 11.1.0, builds 20180901, 20190510.1, 20200309.3, 20200930, 20201231, and 20210220."
    }
  ],
  "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: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
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-521"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zkteco:zktime:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "10.0",
              "versionEndIncluding": "11.1.0",
              "matchCriteriaId": "C5A01499-5672-4078-A6CC-828FA58243B7"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zkteco:zktime:11.1.0:-:*:*:*:*:*:*",
              "matchCriteriaId": "97047868-500B-4049-9698-D198D2076119"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zkteco:zktime:11.1.0:20180901:*:*:*:*:*:*",
              "matchCriteriaId": "01DC8AC1-5878-4F1D-91EB-75EA931E16D4"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zkteco:zktime:11.1.0:20190510.1:*:*:*:*:*:*",
              "matchCriteriaId": "0D779C44-7D1F-4DFB-8700-3012708DA6E6"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zkteco:zktime:11.1.0:20200309.3:*:*:*:*:*:*",
              "matchCriteriaId": "625DC24C-026E-4557-A57A-5C1EC5BD2DA8"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zkteco:zktime:11.1.0:20200930:*:*:*:*:*:*",
              "matchCriteriaId": "E5E76CC0-9935-4088-AFA5-15AC9B760634"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zkteco:zktime:11.1.0:20201231:*:*:*:*:*:*",
              "matchCriteriaId": "D0D66976-2C73-4968-9353-820A844B1E69"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zkteco:zktime:11.1.0:20210220:*:*:*:*:*:*",
              "matchCriteriaId": "78CF7597-02C6-48F7-B0D9-07009EBE21B8"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.cnvd.org.cn/flaw/show/CNVD-2018-26041",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ]
    }
  ]
}