CVE-2021-3615

MEDIUMNVD 6.66.8▲

6.6

A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow code execution if a specific file exists on the attached SD card. This vulnerability is the same as CNVD-2021-45262.

CVSS v3: 6.6
EG Score: 6.8(medium)
EPSS: 18.2%
KEV: Not listed

Published

August 17, 2021

Last Modified

November 21, 2024

References (4)

psirt@lenovohttps://iknow.lenovo.com.cn/detail/dc_198417.html
psirt@lenovohttps://www.cnvd.org.cn/flaw/show/CNVD-2021-45262
af854a3a-2127-422b-91ae-364da2661108https://iknow.lenovo.com.cn/detail/dc_198417.html
af854a3a-2127-422b-91ae-364da2661108https://www.cnvd.org.cn/flaw/show/CNVD-2021-45262

Weakness Classification(1)

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

CWE-94Improper Control of Generation of Code (Code Injection)

Data Freshness Timeline

(refreshed 13× 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.

2026-06-06 13:46 UTCepss_batch
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2026-06-05 22:45 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
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2026-06-02 20:11 UTCepss_batch
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2026-06-01 13:50 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 UTCepss_batch
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2026-05-29 13:42 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch

Frequently asked(5)

What is CVE-2021-3615?

CVE-2021-3615 is a medium vulnerability published on August 17, 2021. A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow code execution if a specific file exists on the attached SD card. This vulnerability is the same as CNVD-2021-45262.

When was CVE-2021-3615 disclosed?

CVE-2021-3615 was first published in the National Vulnerability Database on August 17, 2021, 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-2021-3615 actively exploited?

CVE-2021-3615 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 18.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-3615?

CVE-2021-3615 has a CVSS v3 base score of 6.6 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 6.8.

How do I remediate CVE-2021-3615?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-3615, 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.

Dependency Blast Radius

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CVE-2021-3615

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-3615?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)