CVE-2022-1108 - Vulnerability Details - OpenCVE

Description

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.

Published: 2022-04-22

Score: 6.7 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Lenovo

ThinkPad BIOS

affected

Version	Status	Constraints
`various`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:lenovo:thinkpad_x1_fold_gen_1_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:lenovo:thinkpad_x1_fold_gen_1:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Update system firmware to the version (or newer) indicated for your model in the Product Impact section in LEN-84943.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-24451	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.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00029.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://support.lenovo.com/us/en/product_security/LEN-84943

History

No history.

Subscriptions

Lenovo Thinkpad X1 Fold Gen 1 Thinkpad X1 Fold Gen 1 Firmware

MITRE

Status: PUBLISHED

Assigner: lenovo

Published: 2022-04-22T20:30:51.000Z

Updated: 2024-08-02T23:55:24.265Z

Reserved: 2022-03-27T00:00:00.000Z

Link: CVE-2022-1108

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-04-22T21:15:10.360

Modified: 2024-11-21T06:40:03.210

Link: CVE-2022-1108

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

{"containers": {"cna": {"affected": [{"product": "ThinkPad BIOS", "vendor": "Lenovo", "versions": [{"status": "affected", "version": "various"}]}], "credits": [{"lang": "en", "value": "Lenovo thanks Jiawei Yin(@yngweijw) and Menghao Li of IIE varas"}], "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."}], "metrics": [{"cvssV3_1": {"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"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20 Improper Input Validation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-04-22T20:30:51.000Z", "orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b", "shortName": "lenovo"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.lenovo.com/us/en/product_security/LEN-84943"}], "solutions": [{"lang": "en", "value": "Update system firmware to the version (or newer) indicated for your model in the Product Impact section in LEN-84943."}], "source": {"advisory": "LEN-84943", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@lenovo.com", "ID": "CVE-2022-1108", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "ThinkPad BIOS", "version": {"version_data": [{"version_affected": "=", "version_value": "various"}]}}]}, "vendor_name": "Lenovo"}]}}, "credit": [{"lang": "eng", "value": "Lenovo thanks Jiawei Yin(@yngweijw) and Menghao Li of IIE varas"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "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."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"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"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20 Improper Input Validation"}]}]}, "references": {"reference_data": [{"name": "https://support.lenovo.com/us/en/product_security/LEN-84943", "refsource": "MISC", "url": "https://support.lenovo.com/us/en/product_security/LEN-84943"}]}, "solution": [{"lang": "en", "value": "Update system firmware to the version (or newer) indicated for your model in the Product Impact section in LEN-84943."}], "source": {"advisory": "LEN-84943", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T23:55:24.265Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.lenovo.com/us/en/product_security/LEN-84943"}]}]}, "cveMetadata": {"assignerOrgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b", "assignerShortName": "lenovo", "cveId": "CVE-2022-1108", "datePublished": "2022-04-22T20:30:51.000Z", "dateReserved": "2022-03-27T00:00:00.000Z", "dateUpdated": "2024-08-02T23:55:24.265Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"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"}], "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": "2024-11-21T06:40:03.210", "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"}]}