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8.1

CVE-2018-3947: Yi Home Camera 27US can leak video data over network

CVE-2018-3947 · published 8 years ago
Summary

The Yi Home Camera model 27US running firmware version 1.8.7.0D may expose its video feed to anyone who can monitor the local network. An attacker who can capture network traffic could view the camera’s video without permission. Update the camera firmware to the latest version or place the camera on a separate, secured network to reduce the risk.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
yitechnology yi_home_camera_firmware 1.8.7.0d
cpe:2.3:o:yitechnology:yi_home_camera_firmware:1.8.7.0d:*:*:*:*:*:*:*
yitechnology yi_home All versions
cpe:2.3:a:yitechnology:yi_home:-:*:*:*:*:*:*:*
Original advisory text
An exploitable information disclosure vulnerability exists in the phone-to-camera communications of Yi Home Camera 27US 1.8.7.0D. An attacker can sniff network traffic to exploit this vulnerability.
An exploitable information disclosure vulnerability exists in the phone-to-camera communications of Yi Home Camera 27US 1.8.7.0D. An attacker can sniff network traffic to exploit this vulnerability.
References
Fix within
Internet-facing 3 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker full control (estimated)
Severity
8.1 High
Exploitation
1% chance of attack within 30 days
Type
CWE-200Information Exposure
Timeline
Published1 Nov 2018
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2018-3947 · NVD
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