FKIE_CVE-2021-40045

Vulnerability from fkie_nvd - Published: 2022-02-09 23:15 - Updated: 2024-11-21 06:23
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
There is a vulnerability of signature verification mechanism failure in system upgrade through recovery mode.Successful exploitation of this vulnerability may affect service confidentiality.
References
psirt@huawei.comhttps://consumer.huawei.com/en/support/bulletin/2022/2/Vendor Advisory
psirt@huawei.comhttps://device.harmonyos.com/en/docs/security/update/security-bulletins-202202-0000001204253396Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://consumer.huawei.com/en/support/bulletin/2022/2/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://device.harmonyos.com/en/docs/security/update/security-bulletins-202202-0000001204253396Vendor Advisory
Impacted products
Vendor Product Version
huawei emui 11.0.0
huawei emui 11.0.1
huawei emui 12.0.0
huawei harmonyos *
huawei magic_ui 4.0.0
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{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "0B701EC6-8208-4D22-95A6-B07D471A8A8B",
              "vulnerable": true
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is a vulnerability of signature verification mechanism failure in system upgrade through recovery mode.Successful exploitation of this vulnerability may affect service confidentiality."
    },
    {
      "lang": "es",
      "value": "Se presenta una vulnerabilidad de fallo del mecanismo de verificaci\u00f3n de firmas en la actualizaci\u00f3n del sistema mediante el modo de recuperaci\u00f3n. Una explotaci\u00f3n con \u00e9xito de esta vulnerabilidad puede afectar a la confidencialidad del servicio"
    }
  ],
  "id": "CVE-2021-40045",
  "lastModified": "2024-11-21T06:23:27.370",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
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        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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    "cvssMetricV31": [
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          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
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        "source": "nvd@nist.gov",
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  "published": "2022-02-09T23:15:16.397",
  "references": [
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      "source": "psirt@huawei.com",
      "tags": [
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  "sourceIdentifier": "psirt@huawei.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "value": "CWE-347"
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}


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Sightings

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  • 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.