A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow an unauthorized user to view device information, alter…

published 2021-08-17 5y ago modified 2026-06-17 4mo ago also EUVD-2021-26920

cvss: 9.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits: 0; none known

A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow an unauthorized user to view device information, alter firmware content and device configuration. This vulnerability is the same as CNVD-2020-68651.

Patch / fix

fixed in 1

Lenovo Smart Camera X3, X5, and C2E firmware 01.03.29.16

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Exploit prediction

0.92% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.4	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

Lenovo Smart Camera X3, X5, and C2E firmware

Classification

Weakness

CWE-285 Improper Authorization

References

iknow.lenovo.com.cn /detail/dc_198417.html
vendor-advisory
cnvd.org.cn /flaw/show/CNVD-2020-68651
not-applicable

Sources

CVE List CVE-2021-3616
NVD CVE-2021-3616

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