CVE-2020-8350

View on CVE.org

Published Oct 14, 2020 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed

Description

An authentication bypass vulnerability was reported in Lenovo ThinkPad Stack Wireless Router firmware version 1.1.3.4 that could allow escalation of privilege.

Affected Products

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 Stack WIreless Router firmware

affected

Version	Status	Constraints
`unspecified`	affected	≤ 1.1.3.4

Configuration 1 [-]

AND

cpe:2.3:o:lenovo:thinkpad_stack_wireless_router_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:lenovo:thinkpad_stack_wireless_router:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Lenovo has ended support for Lenovo ThinkPad Stack Wireless Router and recommends discontinuation of use.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-29217	An authentication bypass vulnerability was reported in Lenovo ThinkPad Stack Wireless Router firmware version 1.1.3.4 that could allow escalation of privilege.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Adjacent Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.629% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://support.lenovo.com/us/en/product_security/LEN-48228

History

No history.

Subscriptions

Lenovo Thinkpad Stack Wireless Router Thinkpad Stack Wireless Router Firmware

Weaknesses

CWE-287

Sources

CVE record Updated: Aug 4, 2024, 9:56 AM

Status: PUBLISHED
Assigner: lenovo
Published: Oct 14, 2020, 9:25 PM
Updated: Aug 4, 2024, 9:56 AM
Reserved: Jan 28, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:26 AM

Status: Modified
Published: Oct 14, 2020, 10:15 PM
Modified: Jun 17, 2026, 3:26 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "ThinkPad Stack WIreless Router firmware", "vendor": "Lenovo", "versions": [{"lessThanOrEqual": "1.1.3.4", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Lenovo thanks Balkrishna Tripathi for reporting this issue."}], "descriptions": [{"lang": "en", "value": "An authentication bypass vulnerability was reported in Lenovo ThinkPad Stack Wireless Router firmware version 1.1.3.4 that could allow escalation of privilege."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-287", "description": "CWE-287 Improper Authentication", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2020-10-14T21:25:21.000Z", "orgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b", "shortName": "lenovo"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://support.lenovo.com/us/en/product_security/LEN-48228"}], "solutions": [{"lang": "en", "value": "Lenovo has ended support for Lenovo ThinkPad Stack Wireless Router and recommends discontinuation of use."}], "source": {"advisory": "LEN-48228", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@lenovo.com", "ID": "CVE-2020-8350", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "ThinkPad Stack WIreless Router firmware", "version": {"version_data": [{"version_affected": "<=", "version_value": "1.1.3.4"}]}}]}, "vendor_name": "Lenovo"}]}}, "credit": [{"lang": "eng", "value": "Lenovo thanks Balkrishna Tripathi for reporting this issue."}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An authentication bypass vulnerability was reported in Lenovo ThinkPad Stack Wireless Router firmware version 1.1.3.4 that could allow escalation of privilege."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/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-287 Improper Authentication"}]}]}, "references": {"reference_data": [{"name": "https://support.lenovo.com/us/en/product_security/LEN-48228", "refsource": "MISC", "url": "https://support.lenovo.com/us/en/product_security/LEN-48228"}]}, "solution": [{"lang": "en", "value": "Lenovo has ended support for Lenovo ThinkPad Stack Wireless Router and recommends discontinuation of use."}], "source": {"advisory": "LEN-48228", "discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:56:28.430Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://support.lenovo.com/us/en/product_security/LEN-48228"}]}]}, "cveMetadata": {"assignerOrgId": "da227ddf-6e25-4b41-b023-0f976dcaca4b", "assignerShortName": "lenovo", "cveId": "CVE-2020-8350", "datePublished": "2020-10-14T21:25:21.000Z", "dateReserved": "2020-01-28T00:00:00.000Z", "dateUpdated": "2024-08-04T09:56:28.430Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "ThinkPad Stack WIreless Router firmware", "vendor": "Lenovo", "versions": [{"lessThanOrEqual": "1.1.3.4", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "psirt@lenovo.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:lenovo:thinkpad_stack_wireless_router_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "9E94C241-DD83-408A-8738-3BED1B98EDD8", "versionEndIncluding": "1.1.3.4", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:lenovo:thinkpad_stack_wireless_router:-:*:*:*:*:*:*:*", "matchCriteriaId": "4163C7BB-1B41-4A26-B45D-2C1A5EC933F2", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An authentication bypass vulnerability was reported in Lenovo ThinkPad Stack Wireless Router firmware version 1.1.3.4 that could allow escalation of privilege."}, {"lang": "es", "value": "Se report\u00f3 una vulnerabilidad de omisi\u00f3n de autenticaci\u00f3n en Lenovo ThinkPad Stack Wireless Router versi\u00f3n de firmware 1.1.3.4, que podr\u00eda permitir una escalada de privilegios"}], "id": "CVE-2020-8350", "lastModified": "2026-06-17T03:26:18.997", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 6.5, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "psirt@lenovo.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-10-14T22:15:13.733", "references": [{"source": "psirt@lenovo.com", "tags": ["Vendor Advisory"], "url": "https://support.lenovo.com/us/en/product_security/LEN-48228"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://support.lenovo.com/us/en/product_security/LEN-48228"}], "sourceIdentifier": "psirt@lenovo.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "psirt@lenovo.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}