What is the CVSS score of CVE-2021-3617?

CVE-2021-3617 has a CVSS 3.1 base score of 7.2 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.7%.

Smart Camera C2E Firmware CVE-2021-3617

HIGH

OS Command Injection (CWE-78)

2021-08-17 psirt@lenovo.com

Lenovo Command Injection Smart Camera C2E Firmware Smart Camera X3 Firmware Smart Camera X5 Firmware

7.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.2 HIGH

AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 17, 2021 - 17:15 nvd

HIGH 7.2

DescriptionNVD

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.

AnalysisAI

A vulnerability was reported in Lenovo Smart Camera X3, X5, and C2E that could allow command injection by setting a specially crafted network configuration. Rated high severity (CVSS 7.2), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. 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. Affected products include: Lenovo Smart Camera C2E Firmware, Lenovo Smart Camera X3 Firmware, Lenovo Smart Camera X5 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.