CVE-2018-3920

Severity: medium (CVSS 6.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-11-02 · updated 2026-06-17

Description

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.

Affected products

Yi Technology: 1.8.7.0d

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0584
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0584

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