CVE-2021-3616
A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow an...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2021-3616- CVSS 3.1
- 9.4 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H - Weakness
- CWE-285
- Updated
- 2026-11-02
EUVDEUVD-2021-26920
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.
- Record
EUVD-2021-26920- CVSS 3.1
- 9.4 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-qrw6-qjvm-cr2m No score
A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow an...
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.
- Record
GHSA-qrw6-qjvm-cr2m- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2021-3616- CVSS 3.1
- 9.4 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-285
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-3616 is a critical vulnerability (CVSS 9.4) in Lenovo Smart Camera X3, X5, And C2e Firmware, published August 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.92%, the 60th percentile. No source names a fixed version.