How severe is CVE-2018-3890?

CVE-2018-3890 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-3890 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-3890?

CVE-2018-3890 affects Yitechnology Yi Home Camera Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-3890?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-3890 published?

CVE-2018-3890 was published on 2018-11-02 and last updated on 2026-06-17.

CVE-2018-3890

CVE-2018-3890 is a medium-severity vulnerability in Yitechnology Yi Home Camera Firmware with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
CVSS v2: 4.6
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Yitechnology Yi Home Camera Firmware
Published: 2018-11-02
Last modified: 2026-06-17

Description

An exploitable code execution 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 and command injection, resulting in code execution. An attacker can insert an SD card to trigger this vulnerability.

Frequently asked questions

What is CVE-2018-3890?: An exploitable code execution 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 and command injection, resulting in code execution. An attacker can insert an SD card to trigger this vulnerability.
How severe is CVE-2018-3890?: CVE-2018-3890 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over physical access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-3890 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-3890?: CVE-2018-3890 affects Yitechnology Yi Home Camera Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-3890?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-3890 published?: CVE-2018-3890 was published on 2018-11-02 and last updated on 2026-06-17.

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0565

Affected products (1)

cpe:2.3:o:yitechnology:yi_home_camera_firmware:1.8.7.0d:*:*:*:*:*:*:*

More vulnerabilities in Yitechnology Yi Home Camera Firmware

CVE-2018-3934 — Critical (CVSS 9.8): An exploitable code execution vulnerability exists in the firmware update functionality of Yi Home Camera 27US…
CVE-2018-3900 — High (CVSS 8.8): An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27US…
CVE-2018-3892 — High (CVSS 8.1): An exploitable firmware downgrade vulnerability exists in the time syncing functionality of Yi Home Camera 27US…
CVE-2018-3947 — High (CVSS 8.1): An exploitable information disclosure vulnerability exists in the phone-to-camera communications of Yi Home Camera 27US…
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CVE-2018-3935 — High (CVSS 7.5): An exploitable code execution vulnerability exists in the UDP network functionality of Yi Home Camera 27US 1.8.7.0D. A…

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