FKIE_CVE-2022-1108

Vulnerability from fkie_nvd - Published: 2022-04-22 21:15 - Updated: 2026-06-17 04:21
Severity
6.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
6.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
A potential vulnerability due to improper buffer validation in the SMI handler LenovoFlashDeviceInterface in Thinkpad X1 Fold Gen 1 could be exploited by an attacker with local access and elevated privileges to execute arbitrary code.
References
psirt@lenovo.comhttps://support.lenovo.com/us/en/product_security/LEN-84943Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://support.lenovo.com/us/en/product_security/LEN-84943Vendor Advisory
Impacted products
Vendor Product Version
lenovo thinkpad_x1_fold_gen_1_firmware *
lenovo thinkpad_x1_fold_gen_1 -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "ThinkPad BIOS",
          "vendor": "Lenovo",
          "versions": [
            {
              "status": "affected",
              "version": "various"
            }
          ]
        }
      ],
      "source": "psirt@lenovo.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:lenovo:thinkpad_x1_fold_gen_1_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D42E07CA-A44E-4AE1-A077-41A96ECCC91E",
              "versionEndExcluding": "n2pet50w",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:lenovo:thinkpad_x1_fold_gen_1:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "B6ACABAE-B074-4EE6-B969-ECD16CBB4224",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A potential vulnerability due to improper buffer validation in the SMI handler LenovoFlashDeviceInterface in Thinkpad X1 Fold Gen 1 could be exploited by an attacker with local access and elevated privileges to execute arbitrary code."
    },
    {
      "lang": "es",
      "value": "Una potencial vulnerabilidad debida a una comprobaci\u00f3n inapropiada del buffer en el manejador SMI LenovoFlashDeviceInterface en el Thinkpad X1 Fold Gen 1 podr\u00eda ser explotada por un atacante con acceso local y altos privilegios para ejecutar c\u00f3digo arbitrario"
    }
  ],
  "id": "CVE-2022-1108",
  "lastModified": "2026-06-17T04:21:50.533",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9,
        "source": "psirt@lenovo.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-04-22T21:15:10.360",
  "references": [
    {
      "source": "psirt@lenovo.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.lenovo.com/us/en/product_security/LEN-84943"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://support.lenovo.com/us/en/product_security/LEN-84943"
    }
  ],
  "sourceIdentifier": "psirt@lenovo.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "psirt@lenovo.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        },
        {
          "lang": "en",
          "value": "CWE-269"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
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