CVE-2018-3899

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-11-02 · updated 2026-06-17
Weakness: CWE-120

Description

An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted QR Code can cause a buffer overflow, resulting in code execution. The trans_info call can overwrite a buffer of size 0x104, which is more than enough to overflow the return address from the password_dst field

Affected products

Yi Technology: 1.8.7.0d

References

https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0571
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0571

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