{
  "id": "CVE-2023-31304",
  "sourceIdentifier": "psirt@amd.com",
  "published": "2024-08-13T17:15:20.110",
  "lastModified": "2024-08-14T02:07:05.410",
  "vulnStatus": "Awaiting Analysis",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper input validation in SMU may allow an attacker with privileges and a compromised physical function (PF)  \u00a0 \u00a0 to modify the PCIe\u00ae lane count and speed, potentially leading to a loss of availability."
    },
    {
      "lang": "es",
      "value": "Una validaci\u00f3n de entrada incorrecta en SMU puede permitir que un atacante con privilegios y una funci\u00f3n f\u00edsica (PF) comprometida modifique el recuento y la velocidad de los carriles PCIe\u00ae, lo que podr\u00eda provocar una p\u00e9rdida de disponibilidad."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "psirt@amd.com",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "HIGH",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "LOW",
          "baseScore": 2.3,
          "baseSeverity": "LOW"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 1.4
      }
    ]
  },
  "references": [
    {
      "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-6005.html",
      "source": "psirt@amd.com"
    }
  ]
}