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CVE-2023-31351

Estado: AplazadaMedia (5.3)—

Improper restriction of operations in the IOMMU could allow a malicious hypervisor to access guest private memory resulting in loss of integrity.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-31351",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-31351",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-09-08T20:03:38.332010Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@amd.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 5.3,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 4,
        "exploitabilityScore": 0.8
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@amd.com",
      "affectedData": [
        {
          "vendor": "AMD",
          "product": "AMD EPYC™ 7003 Series Processors",
          "versions": [
            {
              "status": "unaffected",
              "version": "Milan 100C"
            }
          ],
          "defaultStatus": "affected"
        },
        {
          "vendor": "AMD",
          "product": "AMD EPYC™ 9004 Series Processors",
          "versions": [
            {
              "status": "unaffected",
              "version": "Genoa 100C"
            }
          ],
          "defaultStatus": "affected"
        },
        {
          "vendor": "AMD",
          "product": "AMD EPYC™ 8004 Series Processors",
          "versions": [
            {
              "status": "unaffected",
              "version": "Genoa 100C"
            }
          ],
          "defaultStatus": "affected"
        },
        {
          "vendor": "AMD",
          "product": "AMD EPYC™ Embedded 7003 Series Processors",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbMilanPI-SP3 1.0.0.9"
            }
          ],
          "defaultStatus": "affected"
        },
        {
          "vendor": "AMD",
          "product": "AMD EPYC™ Embedded 9004 Series Processors",
          "versions": [
            {
              "status": "unaffected",
              "version": "EmbGenoaPI-SP5 1.0.0.7"
            }
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2025-09-06T17:15:31.867",
  "references": [
    {
      "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3014.html",
      "source": "psirt@amd.com"
    },
    {
      "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html",
      "source": "psirt@amd.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@amd.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper restriction of operations in the IOMMU could allow a malicious hypervisor to access guest private memory resulting in loss of integrity."
    }
  ],
  "lastModified": "2026-06-17T05:56:50.250",
  "sourceIdentifier": "psirt@amd.com"
}