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    CVE-2023-6906

    A vulnerability, which was classified as critical, was found in Totolink A7100RU 7.4cu.2313_B20191024. Affected is the function main of the file /cgi-bin/cstecgi.cgi?action=login of the component HTTP POST Request Handler. The manipulation of the argument flag with the input ie8 leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-248268. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

    Published:Dec 18, 2023
    Last Modified:May 7, 2025
    EPS:Dec 18, 2023
    EPSS Score:0.00117
    CVSS Score:9.8

    Affected Products

    Vendor
    Totolink
    Product
    A7100ru
    Vendor
    Totolink
    Product
    A7100ru Firmware

    Exploits

    https://github.com/unpWn4bL3/iot-security/blob/main/1.mdhttps://github.com/unpWn4bL3/iot-security/blob/main/1.md

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    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