Vulnerability-Lookup

FKIE_CVE-2022-4432

Vulnerability from fkie_nvd - Published: 2023-01-05 18:15 - Updated: 2026-06-17 05:20

Severity

6.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Summary

A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS PersistenceConfigDxe driver that could allow a local attacker with elevated privileges to cause information disclosure.

References

	URL	Tags
	psirt@lenovo.com	https://support.lenovo.com/us/en/product_security/LEN-103709	Patch, Vendor Advisory
	af854a3a-2127-422b-91ae-364da2661108	https://support.lenovo.com/us/en/product_security/LEN-103709	Patch, Vendor Advisory

Impacted products

	Vendor	Product	Version
	lenovo	thinkpad_x13s_firmware	*
	lenovo	thinkpad_x13s	-

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unknown",
          "product": "ThinkPad X13s",
          "vendor": "Lenovo",
          "versions": [
            {
              "status": "affected",
              "version": "Versions prior to 1.47"
            }
          ]
        }
      ],
      "source": "psirt@lenovo.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:lenovo:thinkpad_x13s_firmware:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "14208A4E-FC5E-4694-9750-77973FDB2F02",
              "versionEndExcluding": "1.47",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:lenovo:thinkpad_x13s:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "7AF90EC4-5223-473E-B94A-A29393DBA591",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS PersistenceConfigDxe driver that could allow a local attacker with elevated privileges to cause information disclosure."
    },
    {
      "lang": "es",
      "value": "Se inform\u00f3 una vulnerabilidad de sobrelectura del b\u00fafer en el controlador BIOS PersistenceConfigDxe del ThinkPadX13s que podr\u00eda permitir que un atacante local con privilegios elevados provoque la divulgaci\u00f3n de informaci\u00f3n."
    }
  ],
  "id": "CVE-2022-4432",
  "lastModified": "2026-06-17T05:20:51.203",
  "metrics": {
    "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": "NONE",
          "baseScore": 4.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-4432",
          "options": [
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              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-04-08T15:29:30.534836Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2023-01-05T18:15:09.060",
  "references": [
    {
      "source": "psirt@lenovo.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://support.lenovo.com/us/en/product_security/LEN-103709"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://support.lenovo.com/us/en/product_security/LEN-103709"
    }
  ],
  "sourceIdentifier": "psirt@lenovo.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-126"
        }
      ],
      "source": "psirt@lenovo.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2022-4432 (GCVE-0-2022-4432)

Vulnerability from cvelistv5 – Published: 2023-01-05 17:32 – Updated: 2025-04-08 15:29

Summary

A buffer over-read vulnerability was reported in the ThinkPadX13s BIOS PersistenceConfigDxe driver that could allow a local attacker with elevated privileges to cause information disclosure.

Severity

6.7 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-08 15:29 UTC

CWE

CWE-126

Assigner

lenovo mitre root

References

1 reference

URL	Tags
https://support.lenovo.com/us/en/product_security…

Impacted products

1 product

Vendor	Product	Version
Lenovo	ThinkPad X13s	Affected: Versions prior to 1.47

Credits

Lenovo thanks BINARLY efiXplorer team for reporting these issues.

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
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          "dateUpdated": "2024-08-03T01:41:44.772Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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            "tags": [
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            ],
            "url": "https://support.lenovo.com/us/en/product_security/LEN-103709"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
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                "id": "CVE-2022-4432",
                "options": [
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                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-08T15:29:30.534836Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        ],
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          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    ],
    "cna": {
      "affected": [
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          "defaultStatus": "unknown",
          "product": "ThinkPad X13s",
          "vendor": "Lenovo",
          "versions": [
            {
              "status": "affected",
              "version": "Versions prior to 1.47"
            }
          ]
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      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Lenovo thanks BINARLY efiXplorer team for reporting these issues."
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      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.7,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
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          "scenarios": [
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      "problemTypes": [
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    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.