Vulnerability in Yitechnology Yi Home Camera

CVE-2018-3891

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.

EPSS: 0.004 (32.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

References

Frequently asked questions

What is CVE-2018-3891?
CVE-2018-3891 is a medium-severity vulnerability in Yitechnology Yi Home Camera. CVSS score: 4.6/10. Published 2018-11-02.
How severe is CVE-2018-3891?
Medium severity. CVSS v3 base score is 4.6 out of 10.