CVE-2018-3920

EUVD-2018-15706
An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera 27US 1.8.7.0D. A specially crafted 7-Zip file can cause a CRC collision, resulting in a firmware update and code execution. An attacker can insert an SDcard to trigger this vulnerability.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.8 MEDIUM
PHYSICAL
LOW
NONE
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
talosCNA
7.6 HIGH
PHYSICAL
LOW
NONE
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
Affected Products (NVD)
VendorProductVersion
yitechnologyyi_home_camera_firmware
1.8.7.0d:d
𝑥
= Vulnerable software versions
References
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0584
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0584