What is the CVSS score of CVE-2018-3910?

CVE-2018-3910 has a CVSS 3.1 base score of 8.0 (High). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.6%.

Is there a public PoC exploit available for CVE-2018-3910?

Yes, a public proof-of-concept exploit is available for CVE-2018-3910. Prioritise patching immediately. EPSS: 1.6%.

Yi Home Camera Firmware CVE-2018-3910

HIGH

OS Command Injection (CWE-78)

2018-11-01 talos-cna@cisco.com

RCE Command Injection Yi Home Camera Firmware Yi Home

8.0

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.0 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Nov 01, 2018 - 15:29 nvd

HIGH 8.0

DescriptionNVD

An exploitable code execution vulnerability exists in the cloud OTA setup functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted SSID can cause a command injection, resulting in code execution. An attacker can cause a camera to connect to this SSID to trigger this vulnerability. Alternatively, an attacker can convince a user to connect their camera to this SSID.

AnalysisAI

An exploitable code execution vulnerability exists in the cloud OTA setup functionality of Yi Home Camera 27US 1.8.7.0D. Rated high severity (CVSS 8.0), this vulnerability is no authentication required, low attack complexity. Public exploit code available and 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. An exploitable code execution vulnerability exists in the cloud OTA setup functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted SSID can cause a command injection, resulting in code execution. An attacker can cause a camera to connect to this SSID to trigger this vulnerability. Alternatively, an attacker can convince a user to connect their camera to this SSID. Affected products include: Yitechnology Yi Home Camera Firmware, Yitechnology Yi Home.

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.