FKIE_CVE-2021-41842

Vulnerability from fkie_nvd - Published: 2022-01-06 00:15 - Updated: 2024-11-21 06:26
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
An issue was discovered in AtaLegacySmm in the kernel 5.0 before 05.08.46, 5.1 before 05.16.46, 5.2 before 05.26.46, 5.3 before 05.35.46, 5.4 before 05.43.46, and 5.5 before 05.51.45 in Insyde InsydeH2O. Code execution can occur because the SMI handler lacks a CommBuffer check.
References
cve@mitre.orghttps://security.netapp.com/advisory/ntap-20220223-0002/Third Party Advisory
cve@mitre.orghttps://www.insyde.com/security-pledgeVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20220223-0002/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.insyde.com/security-pledgeVendor Advisory
Impacted products
Vendor Product Version
insyde insydeh2o *
insyde insydeh2o *
insyde insydeh2o *
insyde insydeh2o *
insyde insydeh2o *
insyde insydeh2o *
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  "cveTags": [],
  "descriptions": [
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      "lang": "en",
      "value": "An issue was discovered in AtaLegacySmm in the kernel 5.0 before 05.08.46, 5.1 before 05.16.46, 5.2 before 05.26.46, 5.3 before 05.35.46, 5.4 before 05.43.46, and 5.5 before 05.51.45 in Insyde InsydeH2O. Code execution can occur because the SMI handler lacks a CommBuffer check."
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      "value": "Se ha detectado un problema en AtaLegacySmm en el kernel 5.0 anteriores a 05.08.46, 5.1 anteriores a 05.16.46, 5.2 anteriores a 05.26.46, 5.3 anteriores a 05.35.46, 5.4 anteriores a 05.43.46 y 5.5 anteriores a 05.51.45 en InsydeH2O. Puede producirse una ejecuci\u00f3n de c\u00f3digo porque el manejador SMI carece de una comprobaci\u00f3n de CommBuffer."
    }
  ],
  "id": "CVE-2021-41842",
  "lastModified": "2024-11-21T06:26:52.790",
  "metrics": {
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        "baseSeverity": "HIGH",
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          "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"
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        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
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  "vulnStatus": "Modified",
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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

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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