FKIE_CVE-2021-39434

Vulnerability from fkie_nvd - Published: 2022-12-06 00:15 - Updated: 2025-04-24 14:15
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
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.
References
cve@mitre.orghttps://www.cnvd.org.cn/flaw/show/CNVD-2018-26041Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.cnvd.org.cn/flaw/show/CNVD-2018-26041Third Party Advisory
Impacted products
Vendor Product Version
zkteco zktime *
zkteco zktime 11.1.0
zkteco zktime 11.1.0
zkteco zktime 11.1.0
zkteco zktime 11.1.0
zkteco zktime 11.1.0
zkteco zktime 11.1.0
zkteco zktime 11.1.0
To clipboard 

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  "cveTags": [],
  "descriptions": [
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      "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."
    },
    {
      "lang": "es",
      "value": "Se descubri\u00f3 un nombre de usuario y contrase\u00f1a predeterminados para una cuenta de administrador en ZKTeco ZKTime 10.0 a 11.1.0, compilaciones 20180901, 20190510.1, 20200309.3, 20200930, 20201231 y 20210220."
    }
  ],
  "id": "CVE-2021-39434",
  "lastModified": "2025-04-24T14:15:31.740",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
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        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
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          "attackVector": "NETWORK",
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          "confidentialityImpact": "HIGH",
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          "privilegesRequired": "NONE",
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          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
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        "type": "Secondary"
      }
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  "published": "2022-12-06T00:15:09.957",
  "references": [
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      "source": "cve@mitre.org",
      "tags": [
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      "url": "https://www.cnvd.org.cn/flaw/show/CNVD-2018-26041"
    },
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      "tags": [
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  "vulnStatus": "Modified",
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          "value": "CWE-521"
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}


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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.