{
  "id": "CVE-2023-22612",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2023-04-11T21:15:17.627",
  "lastModified": "2023-08-14T18:21:21.537",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. A malicious host OS can invoke an Insyde SMI handler with malformed arguments, resulting in memory corruption in SMM."
    }
  ],
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 2.0,
        "impactScore": 6.0
      }
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  "references": [
    {
      "url": "https://research.nccgroup.com/2023/04/11/stepping-insyde-system-management-mode/",
      "source": "cve@mitre.org",
      "tags": [
        "Not Applicable"
      ]
    },
    {
      "url": "https://www.insyde.com/security-pledge",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.insyde.com/security-pledge/SA-2023019",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}