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CVE-2026-6923

Estado: Pendiente de análisisBaja (3.8)—

A side-channel attack, which requires a physical presence to the TPM, can lead to extraction of an Elliptic Curve Diffie-Hellman (ECDH) key.

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).

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

TPM — TPMAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-6923",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-6923",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-05-14T18:32:58.551244Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "cna@cyber.gov.il",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 3.8,
          "attackVector": "PHYSICAL",
          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 0.2
      }
    ]
  },
  "affected": [
    {
      "source": "cna@cyber.gov.il",
      "affectedData": [
        {
          "vendor": "Nuvoton",
          "product": "NPCT7xx",
          "versions": [
            {
              "status": "affected",
              "version": "all versions below 7.2.4.0",
              "versionType": "cpe"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-05-14T17:16:24.213",
  "references": [
    {
      "url": "https://www.gov.il/en/departments/dynamiccollectors/cve_advisories_listing?skip=0",
      "source": "cna@cyber.gov.il"
    }
  ],
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@cyber.gov.il",
      "description": [
        {
          "lang": "en",
          "value": "CWE-1300"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A side-channel attack, which requires a physical presence to the TPM, can lead to extraction of an Elliptic Curve Diffie-Hellman (ECDH) key."
    }
  ],
  "lastModified": "2026-06-17T11:01:31.290",
  "sourceIdentifier": "cna@cyber.gov.il"
}