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    CVE-2022-40876

    In Tenda ax1803 v1.0.0.1, the http requests handled by the fromAdvSetMacMtuWan functions, wanSpeed, cloneType, mac, can cause a stack overflow and enable remote code execution (RCE).

    Published:Oct 27, 2022
    Last Modified:May 7, 2025
    EPS:Oct 27, 2022
    EPSS Score:0.02473
    CVSS Score:9.8

    Affected Products

    Vendor
    Tenda
    Product
    Ax1803
    Vendor
    Tenda
    Product
    Ax1803 Firmware

    Exploits

    https://www.cnblogs.com/L0g4n-blog/p/16695155.htmlhttps://www.cnblogs.com/L0g4n-blog/p/16704071.htmlhttps://www.cnblogs.com/L0g4n-blog/p/16695155.htmlhttps://www.cnblogs.com/L0g4n-blog/p/16704071.html

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-1329 (CVSS 7.4) — A flaw has been found in Tenda AX1803 1.0.0.1. The affected element is the function fromGetWifiGuestBasic of t…
    CVE-2025-70651 (CVSS 7.5) — Tenda AX-1803 v1.0.0.1 was discovered to contain a stack overflow in the ssid parameter of the form_fast_setti…
    CVE-2025-70646 (CVSS 7.5) — Tenda AX1803 v1.0.0.1 was discovered to contain a stack overflow in the security parameter of the sub_72290 fu…
    CVE-2025-70648 (CVSS 7.5) — Tenda AX1803 v1.0.0.1 was discovered to contain a stack overflow in the security_5g parameter of the sub_727F4…
    CVE-2025-63456 (CVSS 7.5) — Tenda AX-1803 v1.0.0.1 was discovered to contain a stack overflow via the time parameter in the SetSysTimeCfg …
    CVE-2025-63457 (CVSS 7.5) — Tenda AX-1803 v1.0.0.1 was discovered to contain a stack overflow via the wanMTU parameter in the sub_4F55C fu…
    CVE-2025-63458 (CVSS 7.5) — Tenda AX-1803 v1.0.0.1 was discovered to contain a stack overflow via the timeZone parameter in the form_fast_…
    CVE-2025-7598 (CVSS 7.4) — A vulnerability classified as critical was found in Tenda AX1803 1.0.0.1. Affected by this vulnerability is th…
    CVE-2025-7597 (CVSS 7.4) — A vulnerability classified as critical has been found in Tenda AX1803 1.0.0.1. Affected is the function formSe…
    CVE-2024-4236 (CVSS 8.8) — A vulnerability, which was classified as critical, has been found in Tenda AX1803 1.0.0.1. This issue affects …

    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