CVE-2021-4210

MEDIUMNVD 6.76.7—

6.7

A potential vulnerability in the SMI callback function used in the NVME driver in some Lenovo Desktop, ThinkStation, and ThinkEdge models may allow an attacker with local access and elevated privileges to execute arbitrary code.

CVSS v3: 6.7
EG Score: 6.7(medium)
EPSS: 12.4%
KEV: Not listed

Published

April 22, 2022

Last Modified

November 21, 2024

References (2)

psirt@lenovohttps://support.lenovo.com/us/en/product_security/LEN-77639
af854a3a-2127-422b-91ae-364da2661108https://support.lenovo.com/us/en/product_security/LEN-77639

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 15× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2021-4210?

CVE-2021-4210 is a medium vulnerability published on April 22, 2022. A potential vulnerability in the SMI callback function used in the NVME driver in some Lenovo Desktop, ThinkStation, and ThinkEdge models may allow an attacker with local access and elevated privileges to execute arbitrary code.

When was CVE-2021-4210 disclosed?

CVE-2021-4210 was first published in the National Vulnerability Database on April 22, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-4210 actively exploited?

CVE-2021-4210 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 12.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-4210?

CVE-2021-4210 has a CVSS v3 base score of 6.7 (NVD).

How do I remediate CVE-2021-4210?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-4210, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2021-4210

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-4210?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)