Refine your search
1 vulnerability found for BIOS by Lenovo
CVE-2021-3453 (GCVE-0-2021-3453)
Vulnerability from cvelistv5
Published
2021-07-16 20:30
Modified
2025-12-16 17:56
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-693 - Protection Mechanism Failure
Summary
Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage.
References
| URL | Tags | ||||
|---|---|---|---|---|---|
|
|||||
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T16:53:17.675Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.lenovo.com/us/en/product_security/LEN-65529"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-3453",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-12-16T17:55:59.636899Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "CWE-noinfo Not enough information",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-12-16T17:56:22.882Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "BIOS",
"vendor": "Lenovo",
"versions": [
{
"status": "affected",
"version": "various"
}
]
}
],
"credits": [
{
"lang": "en",
"value": "Lenovo thanks Binarly efiXplorer team for reporting these issues."
}
],
"descriptions": [
{
"lang": "en",
"value": "Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "PHYSICAL",
"availabilityImpact": "HIGH",
"baseScore": 6.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-693",
"description": "CWE-693 Protection Mechanism Failure",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-07-16T20:30:17.000Z",
"orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b",
"shortName": "lenovo"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.lenovo.com/us/en/product_security/LEN-65529"
}
],
"solutions": [
{
"lang": "en",
"value": "Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-65529."
}
],
"source": {
"advisory": "LEN-65529",
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 0.0.9"
},
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@lenovo.com",
"ID": "CVE-2021-3453",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "BIOS",
"version": {
"version_data": [
{
"version_affected": "=",
"version_value": "various"
}
]
}
}
]
},
"vendor_name": "Lenovo"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "Lenovo thanks Binarly efiXplorer team for reporting these issues."
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "PHYSICAL",
"availabilityImpact": "HIGH",
"baseScore": 6.8,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-693 Protection Mechanism Failure"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://support.lenovo.com/us/en/product_security/LEN-65529",
"refsource": "MISC",
"url": "https://support.lenovo.com/us/en/product_security/LEN-65529"
}
]
},
"solution": [
{
"lang": "en",
"value": "Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-65529."
}
],
"source": {
"advisory": "LEN-65529",
"discovery": "UNKNOWN"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b",
"assignerShortName": "lenovo",
"cveId": "CVE-2021-3453",
"datePublished": "2021-07-16T20:30:17.000Z",
"dateReserved": "2021-03-19T00:00:00.000Z",
"dateUpdated": "2025-12-16T17:56:22.882Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}