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CVE-2023-4857

Estado: AplazadaAlta (7.5)—

An authentication bypass vulnerability was identified in SMM/SMM2 and FPC that could allow an authenticated user to execute certain IPMI calls that could lead to exposure of limited system information.

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 (3)

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

Supermicro — FPCAISupermicro — SMMAISupermicro — Smm2AI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-4857",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-4857",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-07-09T17:28:48.672549Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "psirt@lenovo.com",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@lenovo.com",
      "affectedData": [
        {
          "vendor": "Lenovo",
          "product": "SMM, SMM2, FPC",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:lenovo:fan_power_controller:*:*:*:*:*:*:*:*"
          ],
          "vendor": "lenovo",
          "product": "fan_power_controller",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "fhet62a-3.50",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unaffected"
        },
        {
          "cpes": [
            "cpe:2.3:o:lenovo:system_management_module_firmware:1.24:*:*:*:*:*:*:*"
          ],
          "vendor": "lenovo",
          "product": "system_management_module_firmware",
          "versions": [
            {
              "status": "affected",
              "version": "1.24",
              "lessThan": "tesm40b-1.27",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "affected"
        }
      ]
    }
  ],
  "published": "2024-04-15T18:15:09.640",
  "references": [
    {
      "url": "https://support.lenovo.com/us/en/product_security/LEN-140420",
      "source": "psirt@lenovo.com"
    },
    {
      "url": "https://support.lenovo.com/us/en/product_security/LEN-140420",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "psirt@lenovo.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-306"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "\nAn authentication bypass vulnerability was identified in SMM/SMM2 and FPC that could allow an authenticated user to execute certain IPMI calls that could lead to exposure of limited system information.\n\n"
    },
    {
      "lang": "es",
      "value": "Se identificó una vulnerabilidad de omisión de autenticación en SMM/SMM2 y FPC que podría permitir a un usuario autenticado ejecutar ciertas llamadas IPMI que podrían provocar la exposición de información limitada del sistema."
    }
  ],
  "lastModified": "2026-06-17T06:38:45.820",
  "sourceIdentifier": "psirt@lenovo.com"
}