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    CVE-2021-21940

    A heap-based buffer overflow vulnerability exists in the pushMuxer processRtspInfo functionality of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted network packet can lead to a heap buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.

    Published:Oct 12, 2021
    Last Modified:Nov 21, 2024
    EPS:Oct 12, 2021
    EPSS Score:0.00523
    CVSS Score:10

    Affected Products

    Vendor
    Anker
    Product
    Eufy Homebase 2
    Vendor
    Anker
    Product
    Eufy Homebase 2 Firmware

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2021-1369https://talosintelligence.com/vulnerability_reports/TALOS-2021-1369

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

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    CVE-2022-26073 (CVSS 6.5) — A denial of service vulnerability exists in the libxm_av.so DemuxCmdInBuffer functionality of Anker Eufy Homeb…
    CVE-2022-25989 (CVSS 8.8) — An authentication bypass vulnerability exists in the libxm_av.so getpeermac() functionality of Anker Eufy Home…
    CVE-2021-21953 (CVSS 8.1) — An authentication bypass vulnerability exists in the process_msg() function of the home_security binary of Ank…
    CVE-2021-21952 (CVSS 9.8) — An authentication bypass vulnerability exists in the CMD_DEVICE_GET_RSA_KEY_REQUEST functionality of the home_…
    CVE-2021-21955 (CVSS 7.5) — An authentication bypass vulnerability exists in the get_aes_key_info_by_packetid() function of the home_secur…
    CVE-2021-21954 (CVSS 9.9) — A command execution vulnerability exists in the wifi_country_code_update functionality of the home_security bi…
    CVE-2021-21950 (CVSS 10) — An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the hom…
    CVE-2021-21951 (CVSS 10) — An out-of-bounds write vulnerability exists in the CMD_DEVICE_GET_SERVER_LIST_REQUEST functionality of the hom…

    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