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    CVE-2025-13188

    A vulnerability was detected in D-Link DIR-816L 2_06_b09_beta. Affected by this vulnerability is the function authenticationcgi_main of the file /authentication.cgi. Performing manipulation of the argument Password results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

    Published:Nov 14, 2025
    Last Modified:Nov 20, 2025
    EPS:Nov 14, 2025
    EPSS Score:0.00202
    CVSS Score:9.8

    Affected Products

    Vendor
    D-link
    Product
    Dir-816l
    Vendor
    Dlink
    Product
    Dir-816l
    Vendor
    Dlink
    Product
    Dir-816l Firmware

    Exploits

    https://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(authentication.cgi).pdfhttps://github.com/scanleale/IOT_sec/blob/main/DIR-816L%20stack%20overflow(authentication.cgi).pdf

    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