CVE-2021-3617
CVE-2021-3617 is a high-severity vulnerability in Lenovo Smart Camera C2e Firmware with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v2: 6.5
- EPSS exploit prediction: 2% (74th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-77
- Affected product: Lenovo Smart Camera C2e Firmware
- Published:
- Last modified:
Description
A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow command injection by setting a specially crafted network configuration. This vulnerability is the same as CNVD-2020-68652.
Frequently asked questions
- What is CVE-2021-3617?
- A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow command injection by setting a specially crafted network configuration. This vulnerability is the same as CNVD-2020-68652.
- How severe is CVE-2021-3617?
- CVE-2021-3617 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-3617 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-3617?
- CVE-2021-3617 primarily affects Lenovo Smart Camera C2e Firmware. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-3617?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2021-3617 published?
- CVE-2021-3617 was published on 2021-08-17 and last updated on 2026-06-17.
References
Affected products (3)
- cpe:2.3:o:lenovo:smart_camera_c2e_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:lenovo:smart_camera_x3_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:lenovo:smart_camera_x5_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Lenovo Smart Camera C2e Firmware
- CVE-2021-3616 — Critical (CVSS 9.4): A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow an unauthorized user to view…
- CVE-2021-3615 — Medium (CVSS 6.6): A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow code execution if a specific file…
All CVEs affecting Lenovo Smart Camera C2e Firmware →
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