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
- Yitechnology Yi_home_camera
- Yitechnology Yi_home_camera_firmware — versions 1.8.7.0d
- Unknown Yi Technology — versions Yi Technology Home Camera 27US 1.8.7.0D
References
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
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.