FKIE_CVE-2021-46839

Vulnerability from fkie_nvd - Published: 2022-10-14 16:15 - Updated: 2025-05-15 16:15
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Summary
The HW_KEYMASTER module has a vulnerability of missing bounds check on length.Successful exploitation of this vulnerability may cause malicious construction of data, which results in out-of-bounds access.
References
psirt@huawei.comhttps://consumer.huawei.com/en/support/bulletin/2022/10/Vendor Advisory
psirt@huawei.comhttps://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202210-0000001416095697Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://consumer.huawei.com/en/support/bulletin/2022/10/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://device.harmonyos.com/en/docs/security/update/security-bulletins-phones-202210-0000001416095697Vendor Advisory
Impacted products
Vendor Product Version
huawei emui 11.0.1
huawei emui 12.0.0
huawei harmonyos 2.0
To clipboard Create KEV Entry 

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      "value": "The HW_KEYMASTER module has a vulnerability of missing bounds check on length.Successful exploitation of this vulnerability may cause malicious construction of data, which results in out-of-bounds access."
    },
    {
      "lang": "es",
      "value": "El m\u00f3dulo HW_KEYMASTER presenta una vulnerabilidad de falta de comprobaci\u00f3n de l\u00edmites en la longitud. Una explotaci\u00f3n con \u00e9xito de esta vulnerabilidad puede causar la construcci\u00f3n maliciosa de datos, lo que resulta en un acceso fuera de l\u00edmites"
    }
  ],
  "id": "CVE-2021-46839",
  "lastModified": "2025-05-15T16:15:21.160",
  "metrics": {
    "cvssMetricV31": [
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        "cvssData": {
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          "attackVector": "NETWORK",
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  "vulnStatus": "Modified",
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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.