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    CVE-2026-4477

    A vulnerability was determined in Yi Technology YI Home Camera 2 2.1.1_20171024151200. This affects an unknown function of the component WPA/WPS. Executing a manipulation can lead to use of hard-coded cryptographic key . The attack can only be done within the local network. This attack is characterized by high complexity. The exploitability is reported as difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

    Published:Mar 20, 2026
    Last Modified:Apr 22, 2026
    EPS:Mar 20, 2026
    EPSS Score:0.00006
    CVSS Score:3.1

    Affected Products

    Vendor
    Yitechnology
    Product
    Yi Home Camera

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-4478 (CVSS 8.2) — A vulnerability was identified in Yi Technology YI Home Camera 2 2.1.1_20171024151200. This impacts an unknown…
    CVE-2026-4476 (CVSS 2.1) — A vulnerability was found in Yi Technology YI Home Camera 2 2.1.1_20171024151200. The impacted element is an u…
    CVE-2026-4475 (CVSS 7.4) — A vulnerability has been found in Yi Technology YI Home Camera 2 2.1.1_20171024151200. The affected element is…
    CVE-2018-3890 (CVSS 6.8) — An exploitable code execution vulnerability exists in the firmware update functionality of Yi Home Camera 27US…
    CVE-2018-3898 (CVSS 7.5) — An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27U…
    CVE-2018-3892 (CVSS 8.1) — An exploitable firmware downgrade vulnerability exists in the time syncing functionality of Yi Home Camera 27U…
    CVE-2018-3899 (CVSS 7.5) — An exploitable code execution vulnerability exists in the QR code scanning functionality of Yi Home Camera 27U…
    CVE-2018-3920 (CVSS 6.8) — An exploitable code execution vulnerability exists in the firmware update functionality of the Yi Home Camera …
    CVE-2018-3935 (CVSS 7.5) — An exploitable code execution vulnerability exists in the UDP network functionality of Yi Home Camera 27US 1.8…
    CVE-2018-3891 (CVSS 4.6) — An exploitable firmware downgrade vulnerability exists in the firmware update functionality of Yi Home Camera …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High