CVE-2018-3891

MediumCVSS 4.6/10Last modified Jun 17, 2026

Description

An exploitable firmware downgrade vulnerability exists in the firmware update functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted file can cause a logic flaw, resulting in a firmware downgrade. An attacker can insert an SD card to trigger this vulnerability.

Metrics

CVSS 3.1 4.6/10CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected software

VendorProductVersions
unknownYi TechnologyYi Technology Home Camera 27US 1.8.7.0D

References

Timeline

Published
Nov 2, 2018
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

CVE-2018-38928.1An exploitable firmware downgrade vulnerability exists in the time syncing functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafteCVE-2018-38938.8An exploitable buffer overflow vulnerability exists in the /cameras/XXXX/clips handler of video-core's HTTP server of Samsung SmartThings HuCVE-2018-38948.8An exploitable buffer overflow vulnerability exists in the /cameras/XXXX/clips handler of video-core's HTTP server of Samsung SmartThings HuCVE-2018-38958.8An exploitable buffer overflow vulnerability exists in the /cameras/XXXX/clips handler of video-core's HTTP server of Samsung SmartThings HuCVE-2018-38968.8An exploitable buffer overflow vulnerabilities exist in the /cameras/XXXX/clips handler of video-core's HTTP server of Samsung SmartThings HCVE-2018-38978.8An exploitable buffer overflow vulnerabilities exist in the /cameras/XXXX/clips handler of video-core's HTTP server of Samsung SmartThings HCVE-2018-38987.5An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafteCVE-2018-38997.5An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafteCVE-2018-39008.8An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafteCVE-2018-39029.9An exploitable buffer overflow vulnerability exists in the camera "replace" feature of video-core's HTTP server of Samsung SmartThings Hub SCVE-2018-39039.9On Samsung SmartThings Hub STH-ETH-250 devices with firmware version 0.20.17, the video-core process incorrectly extracts fields from a userCVE-2018-39049.9An exploitable buffer overflow vulnerability exists in the camera 'update' feature of video-core's HTTP server of Samsung SmartThings Hub ST
CVE-2018-3891: Medium severity, CVSS 4.6 | Vulnix