CVE-2021-3969 - OpenCVE

A Time of Check Time of Use (TOCTOU) vulnerability was reported in IMController, a software component of Lenovo System Interface Foundation, prior to version 1.1.20.3that could allow a local attacker to elevate privileges.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

AV:L/AC:M/Au:N/C:P/I:P/A:P

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Lenovo	System Interface Foundation

Configuration 1 [-]

cpe:2.3:a:lenovo:system_interface_foundation:*:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://support.lenovo.com/us/en/product_security/LEN-75210

History

No history.

MITRE

Status: PUBLISHED

Assigner: lenovo

Published: 2022-05-18T16:10:25

Updated: 2024-08-03T17:09:09.613Z

Reserved: 2021-11-17T00:00:00

Link: CVE-2021-3969

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2022-05-18T16:15:08.127

Modified: 2022-05-26T23:16:09.917

Link: CVE-2021-3969

Redhat

No data.

{"containers": {"cna": {"affected": [{"product": "IMController", "vendor": "Lenovo", "versions": [{"lessThan": "1.1.20.3", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Lenovo thanks Rick Veldhoven from Fox-IT, part of NCC Group for reporting this issue."}], "descriptions": [{"lang": "en", "value": "A Time of Check Time of Use (TOCTOU) vulnerability was reported in IMController, a software component of Lenovo System Interface Foundation, prior to version 1.1.20.3that could allow a local attacker to elevate privileges."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-367", "description": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-05-18T16:10:25", "orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b", "shortName": "lenovo"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.lenovo.com/us/en/product_security/LEN-75210"}], "solutions": [{"lang": "en", "value": "Update the IMController component of Lenovo System Interface Foundation to version 1.1.20.3. Full mitigation guidance can be found in LEN-75210."}], "source": {"advisory": "LEN-75210", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@lenovo.com", "ID": "CVE-2021-3969", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "IMController", "version": {"version_data": [{"version_affected": "<", "version_value": "1.1.20.3"}]}}]}, "vendor_name": "Lenovo"}]}}, "credit": [{"lang": "eng", "value": "Lenovo thanks Rick Veldhoven from Fox-IT, part of NCC Group for reporting this issue."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A Time of Check Time of Use (TOCTOU) vulnerability was reported in IMController, a software component of Lenovo System Interface Foundation, prior to version 1.1.20.3that could allow a local attacker to elevate privileges."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition"}]}]}, "references": {"reference_data": [{"name": "https://support.lenovo.com/us/en/product_security/LEN-75210", "refsource": "MISC", "url": "https://support.lenovo.com/us/en/product_security/LEN-75210"}]}, "solution": [{"lang": "en", "value": "Update the IMController component of Lenovo System Interface Foundation to version 1.1.20.3. Full mitigation guidance can be found in LEN-75210."}], "source": {"advisory": "LEN-75210", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:09:09.613Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.lenovo.com/us/en/product_security/LEN-75210"}]}]}, "cveMetadata": {"assignerOrgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b", "assignerShortName": "lenovo", "cveId": "CVE-2021-3969", "datePublished": "2022-05-18T16:10:25", "dateReserved": "2021-11-17T00:00:00", "dateUpdated": "2024-08-03T17:09:09.613Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:lenovo:system_interface_foundation:*:*:*:*:*:*:*:*", "matchCriteriaId": "0F598C27-8CC6-4F51-9CF1-39AC66E8A9F8", "versionEndExcluding": "1.1.20.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A Time of Check Time of Use (TOCTOU) vulnerability was reported in IMController, a software component of Lenovo System Interface Foundation, prior to version 1.1.20.3that could allow a local attacker to elevate privileges."}, {"lang": "es", "value": "Se inform\u00f3 de una vulnerabilidad en el tiempo de comprobaci\u00f3n del tiempo de uso (TOCTOU) en IMController, un componente de software de Lenovo System Interface Foundation, versiones anteriores a 1.1.20.3, que podr\u00eda permitir a un atacante local elevar sus privilegios"}], "id": "CVE-2021-3969", "lastModified": "2022-05-26T23:16:09.917", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.4, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "psirt@lenovo.com", "type": "Secondary"}]}, "published": "2022-05-18T16:15:08.127", "references": [{"source": "psirt@lenovo.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://support.lenovo.com/us/en/product_security/LEN-75210"}], "sourceIdentifier": "psirt@lenovo.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-367"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-367"}], "source": "psirt@lenovo.com", "type": "Secondary"}]}